ALH84001 – Astronomy Now

1 June 2023

Latest News

[ 1 June 2023 ] Webb spots vast plume of water vapor spewing from Saturn’s moon Enceladus News
[ 26 May 2023 ] Seeing the universe in X-rays, optical and infrared, all at once News
[ 15 May 2023 ] A record-setting explosion as a supermassive black hole gorges on gas News
[ 13 May 2023 ] Globular cluster mystery may be explained by short-lived ultra-massive suns News
[ 12 May 2023 ] Jammed radar boom on Jupiter-bound Juice probe finally freed News

Four billion-year-old meteorite reveals climate of ancient Mars

27 December 2014 Astronomy Now

Recovered from an Antarctic ice field exactly 30 years ago, a 4 billion-year-old Martian meteorite named ALH84001 reveals a detailed record of the Red Planet’s climate, back when water likely washed across its surface.