Astronomers may have uncovered a massive hidden planet far beyond Neptune, using decades-old infrared data. The object’s ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

Two NATO-nation intelligence services suspect Russia is developing a new anti-satellite weapon to target Elon Musk’s Starlink constellation with destructive orbiting clouds of s ...

The Ursid meteor shower will reach its dazzling peak this evening, sending bright fireballs flashing through the sky.

Satellites have come a long way in the last couple years, and what you learned about them in school is likely far different ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

The modified Mira launched in January 2025 on SpaceX's Transporter 12 rideshare mission, which hauled 131 payloads to low ...

We know Jupiter is the largest planet in our solar system, but we rarely observed or heard about ‘Hot Jupiter’, that are ...

An ultra-hot rocky exoplanet may be wrapped in a dense atmosphere, defying expectations about what small planets can sustain.

Researchers using NASA's James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

In the New York Times, Sam Roberts shares the sad news: David Lerner, a high school dropout and self-taught computer geek whose funky foothold in New York’s Flatiron district, Tekserve, was for ...