The “BOAT” of gamma ray bursts – the brightest of all time – raises new questions about how such powerful outbursts are generated and interact with their environments.
Gravitational lensing helps astronomers find one of the most massive black holes yet discovered, a 30-billion solar mass monster at the heart of a remote galaxy.
Procedures are being refined to ensure the safe recovery of samples from asteroid Bennu when they are returned to Earth by the OSIRIS-REx spacecraft on 24 September.
The first privately-developed lunar lander – Hakuto-R – successfully braked into orbit around the moon after a three-month voyage; landing on tap in April.
Data captured by NASA’s Magellan Venus probe in 1991 shows what appears to be lava flows from an active vent on the side of a huge volcano known as Maat Mons.