China to target near-Earth object 2020 PN1 for asteroid deflection mission
China to conduct asteroid deflection test around 2025
Planetary science decadal endorses Mars sample return, outer planets missions
NASA and Space Force cooperate on near Earth object data
NASA ready to launch DART planetary defense demonstration mission
NASA delays launch of planetary defense mission
Arecibo replacement could support space situational awareness
NASA weighing options for future planetary radar capabilities after Arecibo
Arecibo damage to take months to repair
NASA planetary defense efforts continue during pandemic
NASA to develop mission to search for near-Earth asteroids
Scientists lobby NASA for additional planetary defense missions
ESA plans second attempt at planetary defense mission