A ‘Holopoem’ for the Cosmos

The artist Eduardo Kac was at his New York gallery the other day to show a…

The First Secret Asteroid Mission Won’t Be the Last

For generations, Western space missions have largely occurred out in the open. We knew where they…

How to Create a Black Hole Out of Thin Air

How many ways are there to leave this universe? Perhaps the best known exit entails the…

NASA Streams Cat Video From Deep, Deep Space

On Dec. 11, NASA engineers anxiously gathered at the Jet Propulsion Laboratory in Pasadena, Calif., to…

It’s Christmastime in the Cosmos

For astronomers peering into the depths of the universe, Christmas came a little early this year.…

Congress Orders U.F.O. Records Released but Drops Bid for Broader Disclosure

Congress passed legislation on Thursday that directs the government to eventually tell the public at least…

Poison Gas Hints at Potential for Life on Enceladus, a Moon of Saturn

Scientists have detected a poison among the spray of molecules emanating from a small moon of…

Mary Cleave, Who Glimpsed a Blighted Earth From Space, Dies at 76

Mary Cleave, an astronaut who saw increasingly alarming views of the Earth’s changing environment during two…

Geminids Meter Shower: How and When to Watch Its Peak

On any given night, far from bright city lights, there’s a chance that you’ll see a…

There Are Ghosts High Above Us, With Colors That Come From Space

In June 2019, scientists in Spain went searching for ghosts haunting the skies above the Mediterranean…