NASA has revamped the plans for its Artemis program, meaning the mission that was intended to put astronauts back on the moon in 2028 will instead conduct test flights next year in low-Earth orbit.

In shaking up its Artemis lunar program, NASA's new moon plan looks more like the Apollo missions of the 1960s. Instead of ...

NASA’s James Webb Space Telescope captured PMR 1 in Vela using NIRCam and MIRI, revealing structural layers, stellar winds, and evolutionary details of a planetary nebula.

Six planets are set to align on Saturday, creating a planetary parade that will be visible to sky-gazers across the globe.

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

On Thursday, Princeton University celebrated its leading role in NASA’s IMAP mission, highlighting how faculty and students are collaborating to study the boundary of our solar system and improve ...

We’re going back to the moon. Well, at least that’s the hope. God willing, and without any additional delays, NASA plans to launch its Artemis II rocket sometime this spring, sending astronauts around ...

Some of the universe's most extreme explosions leave behind almost no trace. The original explosion is unseen, but our observations can capture the long-lived echo it leaves behind as the shock front ...

The NASA administrator Jared Isaacman tells Ross Douthat how his trips to space shaped his perspective on space travel.

“The Euclid data clearly confirm the presence of the extremely faint, diffuse light of CDG-2, revealing the galaxy behind the ...

Lead image: This artist’s conception depicts how the formation of the universe’s first stars may have appeared. Dense clouds of hydrogen and helium likely collapsed inward, increasing pressure and ...

A NASA animation has sized the biggest black holes known to scientists, including one that has the mass of 66 billion Suns.