NASA Launches Psyche Metal Asteroid Mission: What You Need to Know

Is the asteroid Psyche really a hunk of mostly metal? Is the object, which is nearly…

Photos From the Ring of Fire Solar Eclipse

A trail of darkness swept across the Western Hemisphere on Saturday, starting at the Oregon coast…

How and When to Watch the Orionids Meteor Shower Peak

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

The Holmdel Horn, a Cosmic Shrine in New Jersey, Stays Put

A radio telescope that discovered evidence of the Big Bang in 1964, revolutionizing the study of…

Mars Conceals a Radioactive Sea of Magma Under Its Surface

In 2021, it seemed as if Mars had a surprisingly big heart. Scientists had been using…

Venus May Have Had Earthlike Plate Tectonics Billions of Years Ago

Venus today is not like Earth. Temperatures hover around 860 degrees Fahrenheit day and night, and…

Old Faithful Is Boiling, Smelly and the Perfect Home for These Living Things

Yellowstone National Park is a North American hot spot for wildlife. The park’s mountains, forests and…

A ‘Big Whack’ Formed the Moon and Left Traces Deep in Earth, a Study Suggests

Where did the moon come from? The most popular theory says that about 4.5 billion years…

Photos: NASA’s Lucy Mission Finds Dinkinesh Asteroid Has a Moon

On Wednesday, NASA’s Lucy spacecraft zoomed by its first asteroid target — and scientists on the…

Ken Mattingly, Astronaut Bumped From Apollo 13, Is Dead at 87

Ken Mattingly, who orbited the moon and commanded a pair of NASA shuttle missions, but who…