ESA - Planetary Defence - Archive

ESA title

Curious comet’s rare close approach

01/02/2023 36194 views 243 likes

Artist's impression of asteroid 21 Lutetia

Christmas challenge: find mystery asteroid

09/12/2022 11204 views 52 likes

Time-lapse photograph of 2022 WJ1 taken by astronomer Robert Weryk in Ontario, Canada

The sixth asteroid impact we saw coming

24/11/2022 62006 views 142 likes

ESA's Optical Ground Station

Enabling & Support

ESA’s site for laser and quantum links marks 25 years

18/11/2022 3366 views 52 likes

Artist's impression of asteroid 21 Lutetia

30 000 near-Earth asteroids discovered and rising

12/10/2022 21408 views 65 likes

LICIACube image of asteroid ejecta

First kinetic impact test succeeds in shifting asteroid orb…

12/10/2022 6883 views 56 likes

Science & Exploration

Webb and Hubble capture detailed views of DART impact

29/09/2022 13708 views 116 likes

Plume ejects from Dimorphos as DART impacts

ESA to capture light from deflected asteroid’s new plume

26/09/2022 25425 views 79 likes

DART impacting asteroid

ESA deep space network tracks DART asteroid impact

20/09/2022 16517 views 104 likes

Madrid meteor's cometary origins unearthed

09/08/2022 7238 views 63 likes

A busy field of stars hide once-risky asteroid 2021 QM1

Impact in 2052 ruled out as ESA counts down to Asteroid Day

29/06/2022 44711 views 73 likes

Space Safety & Security at ESA

New home for Earth’s protectors

12/04/2022 10483 views 67 likes

Kleť Observatory sees asteroid 2022 EB5, 13 minutes before impact

Fifth asteroid ever discovered before impact

15/03/2022 20859 views 150 likes

Asteroid 2022 AE1 observed with the Calar Alto Schmidt telescope in Spain

The rise and fall of the riskiest asteroid in a decade

24/02/2022 78100 views 99 likes

Asteroid 2020 XL5 has been confirmed as the second known Earth Trojan asteroid

Newly discovered asteroid just second of its kind

01/02/2022 9537 views 114 likes

Real colour composite image of comet Leonard

Comet Leonard soon visible to naked eye?

08/12/2021 41328 views 151 likes

ESA's 4.5m tracking antenna, New Norcia, Western Australia

Enabling & Support

Catching asteroid deflection mission's first words

22/11/2021 13508 views 104 likes

NASA's DART impacting asteroid

Planetary defenders: after NASA’s DART comes ESA’s Hera

18/11/2021 8578 views 79 likes

Scaling up ESA’s asteroid facilities

11/10/2021 6076 views 60 likes

Milani scans Didymos

CubeSat will sift asteroid secrets from reflected sunshine

30/06/2021 6698 views 53 likes

Milani studies asteroid dust

CubeSat named for pioneer of European planetary defence

30/06/2021 3282 views 26 likes

Incoming asteroid

ESA joins Asteroid Day for rocky live broadcast

29/06/2021 4357 views 63 likes

Space Safety

Hang out with Europe’s top space experts

23/06/2021 8891 views 56 likes

Space Safety & Security at ESA

ESA’s digital celebration of space safety and Asteroid Day

14/06/2021 5940 views 46 likes

Hera in space

The Incredible Adventures of the Hera mission – Presenting …

01/06/2021 6416 views 76 likes

ESA Explores a fictional asteroid impact

28/04/2021 3331 views 56 likes

ESA's Test-Bed Telescope 2 at sunset at ESO's La Silla Observatory in Chile

New ESA telescope in South America to search for asteroids

27/04/2021 8623 views 74 likes

Asteroid passing Earth

ESA to live tweet asteroid impact exercise

26/04/2021 5588 views 65 likes

When the atmosphere isn't enough

19/04/2021 5322 views 64 likes

Apophis impact ruled out for the first time

26/03/2021 31993 views 116 likes

Gaia mapping the stars of the Milky Way

Gaia revolutionises asteroid tracking

01/07/2020 7876 views 89 likes

Space Safety

An Agency for asteroids

23/06/2020 4822 views 28 likes

Brian May, Astrophysicist and Rockstar

Queen’s Brian May works to probe origin of asteroids

02/06/2020 10859 views 64 likes

Opening ESA's Optical Ground Station

Enabling & Support

ESA’s Tenerife telescope resumes watching the sky

30/04/2020 4617 views 53 likes

Juventas radar CubeSat

Hera’s radar CubeSat will peer into asteroid’s heart

23/10/2019 3419 views 5 likes

NASA's DART impacting asteroid

Driving diamond into asteroid dust helps model planetary de…

19/09/2019 2965 views 13 likes

Artist impression of ‘Oumuamua

Interstellar 2.0

12/09/2019 25466 views 249 likes

Hera approaches the impact scene

A burst of asteroid activity in Europe

10/09/2019 13431 views 101 likes

Hera at Dimorphos

Europe and US teaming up for asteroid deflection

02/09/2019 31155 views 162 likes

Asteroid '2019 OK' observed moving against backdrop of stars

Asteroid's surprise close approach illustrates need for mor…

02/08/2019 25084 views 182 likes

Lutetia

ESA confirms asteroid will miss Earth in 2019

16/07/2019 33615 views 160 likes

CubeSat approaching asteroid

When CubeSats meet asteroid

28/06/2019 6715 views 78 likes

DART impacting asteroid

Will DART make its target asteroid go wobbly? Hera will see

27/06/2019 3696 views 54 likes

Asteroid Ryugu

ESA marks Asteroid Day on 30 June

24/06/2019 6412 views 57 likes

Hera surveying Dimorphos

Hera asteroid mission’s brain to be radiation-hard and fail…

11/06/2019 5466 views 65 likes

Side by side observation and artist's impression of Asteroid 1999 KW4

Binary asteroids, key to Earth’s planetary defence

04/06/2019 7758 views 56 likes

Hera mission patch

Hera gets its own logo

03/05/2019 3361 views 15 likes

APEX CubeSat

Hera’s APEX CubeSat will reveal the stuff that asteroids ar…

02/05/2019 7170 views 68 likes

Juventas CubeSat

Hera’s CubeSat to perform first radar probe of an asteroid

01/05/2019 10106 views 88 likes

The day the asteroid might hit

26/04/2019 42699 views 152 likes

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