+ details on a once-in-lifetime cosmic sighting π
+ evidence of groundwater lurking under Marsβ surface π°
+ the odds of an asteroid hitting Earth just got higher...
Plus, how to spot the 'planet parade' next month
(that we know about) + how its discovery was an accident
What you donβt already know about the solar eclipse!
+ how to spot a rare nova explosion π₯
plus a look at βdeadβ galaxies π§
plus a look at the brightest object in the universe β