It Came From Outside Our Solar System and Now It’s Breaking Up

Comet Borisov, only the second interstellar object spotted by astronomers, shed at least one big chunk…

Will Coronavirus Freeze the Search for Dark Matter?

An experiment under 4,600 feet of Italian rock wasn’t immune from the pandemic’s interruption. …

Space Crime Allegation Leads to Charges Against Astronaut’s Ex-Wife

The astronaut Anne McClain had faced accusations that she had improperly accessed a bank account from…

E. Margaret Burbidge, Astronomer Who Blazed Trails on Earth, Dies at 100

She was denied access to a telescope because of her sex, but Dr. Burbidge forged ahead…

This Fireball Ignored the Solar System’s One-Way Signs

A meteoroid that grazed the night sky over Australia in 2017 took a very unusual path…

Infinite Visions Were Hiding in the First Black Hole Image’s Rings

Scientists proposed a technique that would allow us to see more of the unseeable. …

Uranus Ejected a Giant Plasma Bubble During Voyager 2’s Visit

The planet is shedding its atmosphere into the void, a signal that was recorded but overlooked…

Life on the Planet Mercury? ‘It’s Not Completely Nuts’

A new explanation for the rocky world’s jumbled landscape opens a possibility that it could have…

The Search for E.T. Goes on Hold, for Now

A popular screen saver takes a break while its inventors try to digest data that may…

Remember When Japan Blasted an Asteroid? Here’s What We Learned

The Hayabusa2 spacecraft’s explosive encounter reveals that a space rock called Ryugu looks extremely young for…