Mystery solved: Dust cloud led to Betelgeuse's 'Great Dimming'

'Great Dimming' of Betelgeuse star is solved

Sweeping analysis concludes there's no cheating old age

NASA is returning to Venus to learn whether the hot poisonous wasteland was ever habitable. Two new NASA missions (VERITAS and DAVINCI+) will use radar and a probe to learn about Earth's hard-to-study and potentially prophetic neighbor.