When CubeSats meet asteroid28 June 2019
When CubeSats meet asteroid28 June 2019 ESA’s Hera mission for planetary defence, being designed to survey the smallest asteroid ever explored, is really three spacecraft in one. The main mothership will carry two briefcase-sized CubeSats, which will touch down on the target body. A French...
Will DART make its target asteroid go wobbly? Hera will see27 June 2019 There are models and simulations, but nobody knows exactly what is going to happen after NASA’s DART impactor crashes into the smaller of the two Didymos asteroids at 6.6 km/s – humankind’s first full-scale deflection test for planetary defence.
ESA marks Asteroid Day on 30 June24 June 2019
ESA marks Asteroid Day on 30 June24 June 2019 ESA will be participating in this year’s Asteroid Day, the UN-endorsed global awareness campaign day on the small rocky bodies scattered across space, taking place on Sunday, 30 June.
Hera asteroid mission’s brain to be radiation-hard and failure-proof11 June 2019 At the heart of ESA’s Hera mission to the double Didymos asteroids will be an onboard computer intended to be failure-proof.
Binary asteroids, key to Earth’s planetary defence04 June 2019 Humankind has had its closest look yet at a binary asteroid. As 1999 KW4 skimmed past our planet at 70 000 km/h, the most advanced visible-light telescope on Earth resolved the 1.3-km diameter asteroid and its 360-m sized moon. An even closer spacecra...
Hera gets its own logo03 May 2019
Hera gets its own logo03 May 2019 ESA’s proposed Hera mission will be humankind’s first visit to a binary asteroid system. Due to launch in 2023, the spacecraft will survey the little 160-metre diameter moon of the 780-metre diameter Didymos asteroid.