Professor Mark Sims on the discovery that Beagle 2 made it to the surface

NASA’s Perseverance rover provides a razor-sharp mosaic showing its view across the floor of Jezero Crater, including remnants of a delta where water once flowed into a broad lake that may have provided a habitable environment for microbial life.

On 18 June at the end of civil twilight in the UK, planets Mars and Mercury lie slightly less than one-quarter of a degree apart in the constellation of Gemini. Observing this conjunction will be a challenge from the UK as the pair will be just 5 degrees high in the west-northwest at civil dusk in bright twilight, which is about 50 minutes after sunset for London.

NASA reschedules Mars helicopter flight for Monday, 19 April, after developing software fix for a computer timing issue.