"Astronomers will always assume a simple model unless there is overwhelming evidence that this simple model is flawed." ...

Starship is scheduled to launch from Starbase on Monday (Jan. 13) at 5:00 p.m. EST (2200 GMT). It will be the seventh test ...

Blue Origin plans to launch the debut mission of its powerful New Glenn rocket no earlier than early Sunday (Jan. 12) after a ...

Blue Origin's New Glenn rocket is the company's first orbital-class launch vehicle. It stands a towering 320 feet tall (98 ...

A Falcon 9 rocket is set to lift off from Vandenberg Space Force Base tonight at 10:52 p.m. EST (7:52 p.m. local California ...

"BepiColombo's main mission phase may only start two years from now, but all six of its flybys of Mercury have given us invaluable new information about the little-explored planet." ...

The Outer Space Treaty (1967) makes it clear no nation can claim to "own" the moon (or any celestial body). However, it is ...

From magnification to letting in enough light at night, here's how to choose the perfect monocular for stargazing and ...

The ground on Mars is full of nitrogen, a vital component for planet life, raising hopes that it might be more hospitable ...

Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...

On Jan. 9, skywatchers can watch the dark limb of the 82%-illuminated waxing gibbous moon creep across this beloved star ...

One of the brightest comets in 20 years, Comet 2024 G3 (ATLAS) returns for a close encounter with the sun — but will we be able to see it?