This new class of astronauts is a testament to NASA’s commitment to expanding human presence beyond low-Earth orbit. The selection process and subsequent training are designed to equip these ...

On Wednesday, the space companies owned by two of the richest people on Earth — Elon Musk’s SpaceX and Jeff Bezos’ Blue Origin — submitted ideas to the space agency for a faster program to land ...

The jet, built by Lockheed Martin’s Skunk Works, took off from US Air Force Plant 42 in Palmdale, California. Flown by Nils ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

"We've shared and are formally assessing a simplified mission architecture and concept of operations that we believe will ...

The interstellar comet 3I/ATLAS has triggered a global internet craze of memes, merchandise, and conspiracy theories—blurring ...

The United States is opening up the contract for the Artemis 3 lunar mission to other companies after NASA administrator Sean ...

Even in retirement, the space shuttle Discovery exudes power, seen across a hangar crowded with planes and jets at its museum home in Chantilly, Va. Charred and worn from its record 39 missions to ...

Space exploration is as fickle as it is fantastic. From the highest highs to the lowest lows — from the euphoria of the Apollo 11 moon landing in 1969, for example, to the devastation of the Space ...

NASA’s groundbreaking science missions, vital to exploring the cosmos and expanding humanity’s understanding of our place in the universe, are facing unprecedented threats. The White House has ...

The NASA Space Weather Program studies how weather in space affects not only humans on Earth, but also how it could create challenges for astronauts and spacecraft on missions. Space weather is a term ...

Within the next 18 months, the space shuttle Discovery may be disassembled in Washington D.C., transported more than 1,000 miles to Houston and reassembled. But not if grassroots group Keep The ...