History
Soviet/Russian Space Missions
Our Guide to Space's official page on Soviet and Russian space missions
Are We Witnessing the Start of Solar Cycle 25?
What's up with the Sun? As we've said previous, what the Sun isn't doing is the big news of 2018…
Asteroids Smack Jupiter More Often Than Astronomers Thought
Are you keeping a eye on Jupiter? The King of the Planets, Jove presents a swirling upper atmosphere full of…
Antarctica has a Huge Mantle Plume Beneath it, Which Might Explain Why its Ice Sheet is so Unstable
A new study led by researchers from NASA JPL has provided compelling evidence for the existence of a mantle plume…
Dinosaur Killing Asteroid hit Earth in Exactly the Wrong Spot
A new study by a pair of Japanese researchers indicates that the asteroid that caused the extinction of the dinosaurs…
Tales of the King: Watch as the Moon Occults Regulus for North America This Weekend
Up early Sunday morning? Or perhaps, as we often do, you're “pulling an all-nighter,” out observing until the break of…
What is the Drake Equation?
In 1961, astronomer Frank Drake proposed his now-famous equation for calculating the likelihood of extra-terrestrial intelligence in the Universe.
Who Discovered Uranus?
Uranus was discovered by British astronomer Sir William Herschel on March 13th, 1781, though it had been observed several times…
By Jove: Jupiter at Opposition 2017
Been missing the evening planets? Currently, Saturn and Venus rule the dawn, and Mars is sinking into the dusk as…
Watch Rotating Horns of Venus at Dawn
An old friend greeted us on our morning run yesterday, as we spied Venus in the dawn, 3 days after…