NASA’s Mars 2020 Rover Is About to Get a New Name

The space agency will choose from nine names proposed in essays by students from kindergarten to…

When Voyager 2 Calls Home, Earth Soon Won’t Be Able to Answer

NASA will spend 11 months upgrading the only piece of its Deep Space Network that can…

Why Mars Needs a Leap Year, Too

Alien civilizations on other worlds would need much more awkward contortions to their calendars than we…

A New Mini-Moon Was Found Orbiting Earth. There Will Be More.

The object, a car-size asteroid called 2020 CD3, won’t be here for long, and new telescopes…

China’s Rover Finds Layers of Surprise Under Moon’s Far Side

The Chang’e-4 mission, the first to land on the lunar far side, is demonstrating the promise…

A Meeting in Orbit Demonstrates a Space Junk Solution

Two satellites docked together high above Earth on Tuesday, successfully extending the life of one that…

Sunspots and Stranded Whales: A Bizarre Correlation

A collaboration between biologists and an astronomer sought to add evidence to the idea that whale…

Katherine Johnson Dies at 101; Mathematician Broke Barriers at NASA

She was one of a group of black women mathematicians at NASA and its predecessor who…

Julius Montgomery, Who Broke a Space-Age Race Barrier, Dies at 90

In the Jim Crow South, he was the first black professional to be hired at Cape…

Watch Mars Disappear Behind the Moon in the Early Morning Sky

In what is known as an occultation, Mars will briefly be blocked by the moon on…