According to scientists, red supergiant stars should produce more supernovas. But astronomers just aren’t spotting them. Here ...

AI is spurring ever more data satellites in space. How humanity plans to deal with the clutter is still an open question.

A bizarre, record-breaking neutrino detected in 2023 may have originated from an exploding primordial black hole—a relic from the early universe. Scientists suggest these black holes could carry a ...

In effect, an exploding black hole, like the Big Bang itself, would be the ultimate particle collider, revealing hitherto unknown aspects of nature’s repertoire that could account for the dark matter.

The Artemis II launch on April 1, was a success. But not all launches have bee. In 1986, 7 members of the Challenger crew were killed in a shocking disaster.

NASA is set to launch Artemis II at 6:24 p.m. ET from Kennedy Space Center, marking a historic return to deep space with astronauts aboard for the first time in more than 50 years. The mission will ...

The United States is poised to send astronauts beyond Earth’s orbit for the first time in more than 50 years as NASA prepares to launch its Artemis II mission, marking a major step toward returning ...

NASA’s Space Launch System rises from its Florida launch pad, sending the Artemis 2 crew into orbit. (NASA via YouTube) After years of postponements and close to $100 billion in spending, NASA has ...

In a throwback to Apollo, NASA’s Artemis II mission will send four astronauts on a lunar fly-around. They’ll hurtle several thousand miles beyond the moon, hang a U-turn and then come straight back.

When Artemis II blasts off for its lunar flyby, its powerful SLS rocket will include some "heritage hardware." The core engines are mostly recycled space shuttle engines, along with some reused ...