The spacecraft built and operated by Texas-based Firefly Aerospace launched in the early Monday hours from Florida aboard a ...

"Once again, the temperature record has been shattered — 2024 was the hottest year since record keeping began in 1880." ...

SpaceX plans to launch the seventh full-scale test flight of its massive Super Heavy booster and Starship rocket Thursday ...

An enormous asteroid potentially larger than the Washington Monument is due to zip past our planet today. The asteroid, named ...

In the years following the launch of NASA’s Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

In recent years, several spacecraft failed in their attempts to land on the moon. But 2025 may offer crucial second chances.

"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

An exploding budget and an unraveling schedule spell disappointment for NASA's mission to learn more about Mars's history.

When astronaut Suni Williams launched to the International Space Station (ISS) in June 2024, her mission was planned as a ...

Once upon a time, the core of a massive star collapsed, creating a shockwave that blasted outward, ripping the star apart as ...

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...