A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

The first fully painted rocket, which featured original work by Jacky Tsai, launched from the Jiuquan Satellite Launch Center ...

According to the story: “Astronomers are monitoring an object headed our way that may have wandered over from another star ...

President Donald Trump’s plans to build a space-based Golden Dome missile defense shield have drawn immediate criticism from ...

Russia's co-orbital satellite tactics are redefining space deterrence and signaling a more aggressive phase in orbital ...

Use the bright star Sirius, in the constellation Canis Major, as a starting point to locate M46 in the constellation Puppis.

Half toybox, half science project, Kerbal Space Program is the most fun you can have while learning about space. On the ...

Though conceived as theoretical solutions to Einstein’s field equations used in his theory of general relativity, wormholes ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

The flowing celestial robes in Dunhuang murals, featuring flying goddesses, and the legendary attempt by Wan Hu to reach ...