hera

ESA's Hera mission to study the Didymos binary asteroid system

Space

ESA tests tiny instrument to measure asteroid's tiny gravity

When ESA's Juventas CubeSat lands on Dimorphos to assess the aftermath of last year's spectacular collisions with NASA's DART spacecraft, its GRASS instrument will directly measure the asteroid's gravitational pull, which is a millionth that of the Earth.
Space

ESA moves forward with Hera planetary defense mission

ESA has awarded €129.4 million of funding to the planetary defense mission Hera, which, slated for launch in 2024, will observe the results of humanity’s first attempt to intentionally alter the orbit of a solar system asteroid.
Space

ESA enlists amateur astronomers to help plan Hera asteroid mission

ESA is asking amateur astronomers to help it plan the Hera asteroid mission scheduled to launch in less than five years. The space agency is soliciting data that will allow mission planners to identify candidate asteroids as flyby targets.