Juan Luis Cano González
@juaguispace.bsky.social
Defensor planetario, espacio-trastornado, anticitero, Bach-fun y papá de dos criaturas estupendas.
Reposted by Juan Luis Cano González
Full speed ahead to Apophis! 🚀🪨
ESA has awarded two contracts for the development of its Ramses mission, which will rendezvous with the asteroid Apophis ahead of its once-in-a-millennium flyby of Earth in 2029.
www.esa.int/Space_Safety...
ESA has awarded two contracts for the development of its Ramses mission, which will rendezvous with the asteroid Apophis ahead of its once-in-a-millennium flyby of Earth in 2029.
www.esa.int/Space_Safety...
ESA awards contracts for Ramses mission to Apophis
On 10 February 2026, the European Space Agency (ESA) signed a contract with OHB Italia for the development of the Rapid Apophis Mission for Space Safety (Ramses). Launching in 2028, Ramses will rendez...
www.esa.int
February 10, 2026 at 3:32 PM
Full speed ahead to Apophis! 🚀🪨
ESA has awarded two contracts for the development of its Ramses mission, which will rendezvous with the asteroid Apophis ahead of its once-in-a-millennium flyby of Earth in 2029.
www.esa.int/Space_Safety...
ESA has awarded two contracts for the development of its Ramses mission, which will rendezvous with the asteroid Apophis ahead of its once-in-a-millennium flyby of Earth in 2029.
www.esa.int/Space_Safety...
Menudo subidón que ha pegado el agua embalsada en España... claro, que no es de extrañar con todo lo que ha caído en estas semanas...
February 10, 2026 at 1:38 PM
Menudo subidón que ha pegado el agua embalsada en España... claro, que no es de extrañar con todo lo que ha caído en estas semanas...
La Unión Astronómica Internacional (IAU) también ha querido tener voz en el asunto del 3I/ATLAS. Una página muy recomendable:
iauoutreach.org/comet-3I/ATLAS
iauoutreach.org/comet-3I/ATLAS
3I/ATLAS
3I/ATLAS is an interstellar object a small body that does not belong to our Solar System and is passing through it from elsewhere in the Milky Way. It is only the third confirmed interstellar object e...
iauoutreach.org
February 3, 2026 at 11:07 AM
La Unión Astronómica Internacional (IAU) también ha querido tener voz en el asunto del 3I/ATLAS. Una página muy recomendable:
iauoutreach.org/comet-3I/ATLAS
iauoutreach.org/comet-3I/ATLAS
Reposted by Juan Luis Cano González
Fun fact: we recently moved two satellites to meet a plane. Why? For valuable scientific data on atmospheric reentries.
Find out more about the why & how 👉 www.esa.int/Space_Safety...
Find out more about the why & how 👉 www.esa.int/Space_Safety...
Moving satellites to meet a plane for rare reentry data
When satellites eventually fall back down to Earth, they mostly burn up because of the friction caused by the atmosphere. Scientific data about this atmospheric reentry process is urgently needed to d...
www.esa.int
February 3, 2026 at 9:30 AM
Fun fact: we recently moved two satellites to meet a plane. Why? For valuable scientific data on atmospheric reentries.
Find out more about the why & how 👉 www.esa.int/Space_Safety...
Find out more about the why & how 👉 www.esa.int/Space_Safety...
Reposted by Juan Luis Cano González
Third poster in our series: "Space Safety - in action!"
Mission: Ramses
Objective: Intercept and explore the asteroid Apophis as it passes Earth in 2029
Unique feature: Ramses capitalises on a one-in-7000-year scientific opportunity
Launch: 2028
Download at: esa.int/space-safety/in-action
Mission: Ramses
Objective: Intercept and explore the asteroid Apophis as it passes Earth in 2029
Unique feature: Ramses capitalises on a one-in-7000-year scientific opportunity
Launch: 2028
Download at: esa.int/space-safety/in-action
December 19, 2025 at 8:55 AM
Third poster in our series: "Space Safety - in action!"
Mission: Ramses
Objective: Intercept and explore the asteroid Apophis as it passes Earth in 2029
Unique feature: Ramses capitalises on a one-in-7000-year scientific opportunity
Launch: 2028
Download at: esa.int/space-safety/in-action
Mission: Ramses
Objective: Intercept and explore the asteroid Apophis as it passes Earth in 2029
Unique feature: Ramses capitalises on a one-in-7000-year scientific opportunity
Launch: 2028
Download at: esa.int/space-safety/in-action
Reposted by Juan Luis Cano González
Fourth poster in our series: "Space Safety - in action!"
Mission: Draco
Objective: Understand what exactly happens to a satellite during atmospheric reentry
Unique feature: First mission to study reentry from inside a real satellite break-up
Launch: 2027
Download at: esa.int/space-safety/in-action
Mission: Draco
Objective: Understand what exactly happens to a satellite during atmospheric reentry
Unique feature: First mission to study reentry from inside a real satellite break-up
Launch: 2027
Download at: esa.int/space-safety/in-action
January 15, 2026 at 1:35 PM
Fourth poster in our series: "Space Safety - in action!"
Mission: Draco
Objective: Understand what exactly happens to a satellite during atmospheric reentry
Unique feature: First mission to study reentry from inside a real satellite break-up
Launch: 2027
Download at: esa.int/space-safety/in-action
Mission: Draco
Objective: Understand what exactly happens to a satellite during atmospheric reentry
Unique feature: First mission to study reentry from inside a real satellite break-up
Launch: 2027
Download at: esa.int/space-safety/in-action
Reposted by Juan Luis Cano González
Fifth poster in our series: "Space Safety - in action!"
Mission: Flyeye telescopes
Objective: Autonomously scan the night sky for potentially hazardous asteroids
Unique feature: Insect-inspired design provides ultra-wide field of view
Operational: 2027
Download at: esa.int/space-safety/in-action
Mission: Flyeye telescopes
Objective: Autonomously scan the night sky for potentially hazardous asteroids
Unique feature: Insect-inspired design provides ultra-wide field of view
Operational: 2027
Download at: esa.int/space-safety/in-action
January 19, 2026 at 10:37 AM
Fifth poster in our series: "Space Safety - in action!"
Mission: Flyeye telescopes
Objective: Autonomously scan the night sky for potentially hazardous asteroids
Unique feature: Insect-inspired design provides ultra-wide field of view
Operational: 2027
Download at: esa.int/space-safety/in-action
Mission: Flyeye telescopes
Objective: Autonomously scan the night sky for potentially hazardous asteroids
Unique feature: Insect-inspired design provides ultra-wide field of view
Operational: 2027
Download at: esa.int/space-safety/in-action
Reposted by Juan Luis Cano González
ESA is closely monitoring a notable space weather event, first detected at 18:09 UTC on 18 January 2026.
Aurora were observed over Europe last night and continued high levels of space weather activity are anticipated over the coming days.
www.esa.int/Space_Safety...
@esaspaceweather.esa.int
Aurora were observed over Europe last night and continued high levels of space weather activity are anticipated over the coming days.
www.esa.int/Space_Safety...
@esaspaceweather.esa.int
ESA monitoring January 2026 space weather event
The European Space Agency’s (ESA) Space Weather Office is closely monitoring a notable space weather event, first detected 18:09 UTC on Sunday, 18 January 2026. We are collecting detailed information ...
www.esa.int
January 20, 2026 at 1:18 PM
ESA is closely monitoring a notable space weather event, first detected at 18:09 UTC on 18 January 2026.
Aurora were observed over Europe last night and continued high levels of space weather activity are anticipated over the coming days.
www.esa.int/Space_Safety...
@esaspaceweather.esa.int
Aurora were observed over Europe last night and continued high levels of space weather activity are anticipated over the coming days.
www.esa.int/Space_Safety...
@esaspaceweather.esa.int
Reposted by Juan Luis Cano González
In 2025, 10 asteroids were named after people and places associated with @esa.int's efforts to discover, monitor, explore and keep Earth safe from asteroids.
Well done Planetary Defence team, you rock! 😉☄️
www.esa.int/Space_Safety...
Well done Planetary Defence team, you rock! 😉☄️
www.esa.int/Space_Safety...
January 13, 2026 at 1:04 PM
In 2025, 10 asteroids were named after people and places associated with @esa.int's efforts to discover, monitor, explore and keep Earth safe from asteroids.
Well done Planetary Defence team, you rock! 😉☄️
www.esa.int/Space_Safety...
Well done Planetary Defence team, you rock! 😉☄️
www.esa.int/Space_Safety...
Reposted by Juan Luis Cano González
🐣 Found: newborn stars and planets
#ESAGaia & ALMA joined forces to study 31 baby star systems, finding hints of planets 👉 www.esa.int/ESA_Multimed...
The collage also shows our own Solar System for reference on the bottom right, as it is predicted to have looked at an age of 1 million years. 🔭 🧪
#ESAGaia & ALMA joined forces to study 31 baby star systems, finding hints of planets 👉 www.esa.int/ESA_Multimed...
The collage also shows our own Solar System for reference on the bottom right, as it is predicted to have looked at an age of 1 million years. 🔭 🧪
December 18, 2025 at 9:04 AM
🐣 Found: newborn stars and planets
#ESAGaia & ALMA joined forces to study 31 baby star systems, finding hints of planets 👉 www.esa.int/ESA_Multimed...
The collage also shows our own Solar System for reference on the bottom right, as it is predicted to have looked at an age of 1 million years. 🔭 🧪
#ESAGaia & ALMA joined forces to study 31 baby star systems, finding hints of planets 👉 www.esa.int/ESA_Multimed...
The collage also shows our own Solar System for reference on the bottom right, as it is predicted to have looked at an age of 1 million years. 🔭 🧪
¡Vaya! Esto no lo conocía. El grandísimo James Clerk Maxwell no sólo estableció la teoría del electromagnetismo, sino que también demostró matemáticamente que los anillos de Saturno debían de estar compuestos de pedazos relativamente pequeños de material sólido. ¡Qué genio!
December 7, 2025 at 9:12 AM
¡Vaya! Esto no lo conocía. El grandísimo James Clerk Maxwell no sólo estableció la teoría del electromagnetismo, sino que también demostró matemáticamente que los anillos de Saturno debían de estar compuestos de pedazos relativamente pequeños de material sólido. ¡Qué genio!
Acabamos de lanzar nuestro boletín mensual, en el que hemos publicado una interesante estadística de descubrimiento de asteroides cercanos a la Tierra. El incremento en descubrimientos de los últimos años es alucinante.
neo.ssa.esa.int/documents/d/...
neo.ssa.esa.int/documents/d/...
neo.ssa.esa.int
December 5, 2025 at 2:38 PM
Acabamos de lanzar nuestro boletín mensual, en el que hemos publicado una interesante estadística de descubrimiento de asteroides cercanos a la Tierra. El incremento en descubrimientos de los últimos años es alucinante.
neo.ssa.esa.int/documents/d/...
neo.ssa.esa.int/documents/d/...
Reposted by Juan Luis Cano González
☄️ Our #ESAJuice team couldn't wait until February, when they will receive data on #3IATLAS from the mission's science instruments.
So they downloaded just a quarter of an image from its navigation camera to get a surprise sneak preview.
More info and annotations 👉 www.esa.int/ESA_Multimed...
🔭 🧪
So they downloaded just a quarter of an image from its navigation camera to get a surprise sneak preview.
More info and annotations 👉 www.esa.int/ESA_Multimed...
🔭 🧪
December 4, 2025 at 2:09 PM
☄️ Our #ESAJuice team couldn't wait until February, when they will receive data on #3IATLAS from the mission's science instruments.
So they downloaded just a quarter of an image from its navigation camera to get a surprise sneak preview.
More info and annotations 👉 www.esa.int/ESA_Multimed...
🔭 🧪
So they downloaded just a quarter of an image from its navigation camera to get a surprise sneak preview.
More info and annotations 👉 www.esa.int/ESA_Multimed...
🔭 🧪
Para aquellos que queráis saber cómo se ha presupuestado el programa de seguridad espacial de la ESA para los próximos años:
www.esa.int/Space_in_Mem...
www.esa.int/Space_in_Mem...
El aumento de la financiación amplía el programa de seguridad espacial
El Consejo Ministerial de 2025 (CM25) se convirtió en un éxito rotundo para el programa de Seguridad Espacial de la ESA. Los Estados miembros se comprometieron a destinar un presupuesto de 955 mi...
www.esa.int
December 2, 2025 at 12:49 PM
Para aquellos que queráis saber cómo se ha presupuestado el programa de seguridad espacial de la ESA para los próximos años:
www.esa.int/Space_in_Mem...
www.esa.int/Space_in_Mem...
¡Estoy felicísimo! ¡no quepo en mí de alegría! Ayer designaron un asteroide con mi nombre. ¡Ya estoy en las estrellas! (más de lo que ya estaba, quiero decir ;-) ). ¡Muchas gracias a Rainer Kresken, el descubridor del asteroide, por su inmensa generosidad!
November 25, 2025 at 6:18 PM
¡Estoy felicísimo! ¡no quepo en mí de alegría! Ayer designaron un asteroide con mi nombre. ¡Ya estoy en las estrellas! (más de lo que ya estaba, quiero decir ;-) ). ¡Muchas gracias a Rainer Kresken, el descubridor del asteroide, por su inmensa generosidad!
Reposted by Juan Luis Cano González
In February, the James Webb Space Telescope will briefly be able to observe asteroid 2024 YR4, which currently has a 4 per cent chance of hitting the moon in 2032. Depending on what it sees, the odds of collision could drastically increase
Odds of asteroid 2024 YR4 hitting the moon may rise to 30 per cent
In February, the James Webb Space Telescope will briefly be able to observe asteroid 2024 YR4, which currently has a 4 per cent chance of hitting the moon in 2032. Depending on what it sees, the odds of collision could drastically increase
www.newscientist.com
November 23, 2025 at 8:11 PM
In February, the James Webb Space Telescope will briefly be able to observe asteroid 2024 YR4, which currently has a 4 per cent chance of hitting the moon in 2032. Depending on what it sees, the odds of collision could drastically increase
The epic adventures of BepiColombo - Part 2: It’s a long way to Mercury
www.esa.int
November 21, 2025 at 12:27 PM
Reposted by Juan Luis Cano González
☄️ 40 000 near-Earth asteroids discovered!
Thankfully, none of them are cause for concern for the foreseeable future, but ESA's planetary defence teams are keeping a watchful eye on the skies.
www.esa.int/Space_Safety...
Thankfully, none of them are cause for concern for the foreseeable future, but ESA's planetary defence teams are keeping a watchful eye on the skies.
www.esa.int/Space_Safety...
November 20, 2025 at 9:16 AM
☄️ 40 000 near-Earth asteroids discovered!
Thankfully, none of them are cause for concern for the foreseeable future, but ESA's planetary defence teams are keeping a watchful eye on the skies.
www.esa.int/Space_Safety...
Thankfully, none of them are cause for concern for the foreseeable future, but ESA's planetary defence teams are keeping a watchful eye on the skies.
www.esa.int/Space_Safety...
Reposted by Juan Luis Cano González
We hear you, #CopernicusEU Sentinel-6B! The Inuvik Satellite Station in Canada has received the first signals from the satellite. The orbit has been reached, and telemetry has begun to arrive at ESA's mission control in Germany!
Mission confirmed ✅
#CopernicusEU Sentinel-6B is now in orbit and ready to begin its Launch & Early Operations phase with @operations.esa.int. The satellite is ready to continue a decades-long mission to track the height of the planet’s seas – a key measure of climate change.
#CopernicusEU Sentinel-6B is now in orbit and ready to begin its Launch & Early Operations phase with @operations.esa.int. The satellite is ready to continue a decades-long mission to track the height of the planet’s seas – a key measure of climate change.
Sentinel-6B launched to extend record of sea-level rise
The latest guardian of our oceans has taken its place in orbit. The Copernicus Sentinel-6B satellite is now circling Earth, ready to continue a decades-long mission to track the height of the planet’s...
esa.int
November 17, 2025 at 8:10 AM
We hear you, #CopernicusEU Sentinel-6B! The Inuvik Satellite Station in Canada has received the first signals from the satellite. The orbit has been reached, and telemetry has begun to arrive at ESA's mission control in Germany!
Gracias a las observaciones que se hicieron desde la sonda TGO de la ESA desde Marte, hemos conseguido mejorar la predicción orbital del cometa 3I/ATLAS notablemente.
www.esa.int/Space_Safety...
www.esa.int/Space_Safety...
ESA pinpoints 3I/ATLAS’s path with data from Mars
Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked to predict its trajectory. ESA has now improved the comet’s predicted locati...
www.esa.int
November 14, 2025 at 12:18 PM
Gracias a las observaciones que se hicieron desde la sonda TGO de la ESA desde Marte, hemos conseguido mejorar la predicción orbital del cometa 3I/ATLAS notablemente.
www.esa.int/Space_Safety...
www.esa.int/Space_Safety...
¡Queridos amig@s! para los que estéis en la zona de Cádiz y os apetezca, participo como ponente este viernes 14 en la Semana de la Ciencia de El Puerto de Santa María. ¡Allí os espero para hablar de Defensa Planetaria!
November 13, 2025 at 5:36 PM
¡Queridos amig@s! para los que estéis en la zona de Cádiz y os apetezca, participo como ponente este viernes 14 en la Semana de la Ciencia de El Puerto de Santa María. ¡Allí os espero para hablar de Defensa Planetaria!
Reposted by Juan Luis Cano González
☄️ Fireball observed over Spain and Portugal!
On 2 November 2025 at 20:41 CET, ESA’s fireball camera in Cáceres, Spain, recorded a bright bolide streaking northwest over Portugal. It was travelling at approximately 81 000 km/h.
Credit: ESA/PDO/AMS82 - AllSky7
www.esa.int/ESA_Multimed...
On 2 November 2025 at 20:41 CET, ESA’s fireball camera in Cáceres, Spain, recorded a bright bolide streaking northwest over Portugal. It was travelling at approximately 81 000 km/h.
Credit: ESA/PDO/AMS82 - AllSky7
www.esa.int/ESA_Multimed...
November 4, 2025 at 1:49 PM
☄️ Fireball observed over Spain and Portugal!
On 2 November 2025 at 20:41 CET, ESA’s fireball camera in Cáceres, Spain, recorded a bright bolide streaking northwest over Portugal. It was travelling at approximately 81 000 km/h.
Credit: ESA/PDO/AMS82 - AllSky7
www.esa.int/ESA_Multimed...
On 2 November 2025 at 20:41 CET, ESA’s fireball camera in Cáceres, Spain, recorded a bright bolide streaking northwest over Portugal. It was travelling at approximately 81 000 km/h.
Credit: ESA/PDO/AMS82 - AllSky7
www.esa.int/ESA_Multimed...
Reposted by Juan Luis Cano González
First images of comet #3I/ATLAS from Europe's Mars orbiters 😍
Observing the comet from 30 million km away, #ExoMars reveals the halo of gas and dust surrounding the comet's nucleus.
Read more 👉 www.esa.int/Science_Expl...
🔭🧪
Observing the comet from 30 million km away, #ExoMars reveals the halo of gas and dust surrounding the comet's nucleus.
Read more 👉 www.esa.int/Science_Expl...
🔭🧪
October 7, 2025 at 2:51 PM
First images of comet #3I/ATLAS from Europe's Mars orbiters 😍
Observing the comet from 30 million km away, #ExoMars reveals the halo of gas and dust surrounding the comet's nucleus.
Read more 👉 www.esa.int/Science_Expl...
🔭🧪
Observing the comet from 30 million km away, #ExoMars reveals the halo of gas and dust surrounding the comet's nucleus.
Read more 👉 www.esa.int/Science_Expl...
🔭🧪
Reposted by Juan Luis Cano González
Check out the new trailer for @esa.int's proposed Ramses mission! 🍿📽️
Ramses would escort the cruise-ship-sized asteroid Apophis through its safe but exceptionally rare flyby of Earth in 2029: www.esa.int/ESA_Multimed...
Ramses would escort the cruise-ship-sized asteroid Apophis through its safe but exceptionally rare flyby of Earth in 2029: www.esa.int/ESA_Multimed...
Ramses: ESA’s mission to rendezvous with asteroid Apophis
www.esa.int
October 13, 2025 at 12:38 PM
Check out the new trailer for @esa.int's proposed Ramses mission! 🍿📽️
Ramses would escort the cruise-ship-sized asteroid Apophis through its safe but exceptionally rare flyby of Earth in 2029: www.esa.int/ESA_Multimed...
Ramses would escort the cruise-ship-sized asteroid Apophis through its safe but exceptionally rare flyby of Earth in 2029: www.esa.int/ESA_Multimed...