Goodbye photos from an asteroid-bound spacecraft, plus the Sun is at its activity peak now
An expanding cloud of debris may (harmlessly!) hit us in a few years
Preventing an impact could rely on bombing it...but to deflect it, not destroy it
Ruthenium isotopes reveal the secrets of the Chicxulub impactor
Getting whacked by the DART spacecraft has caused boulders to fly off of a tiny asteroid moon
January 17, 2023 Issue #514
December 27, 2022 Issue #505
November 22, 2022 Issue #490
October 3, 2022 Issue #468
September 29, 2022 Issue #466
27 June 2022 Issue #439
20 September 2021 Issue #359