Comet 3I/ATLAS arrived in the inner solar system looking like it should not exist, an icy fragment from interstellar space on ...

According to a NASA study, Saturn's moon Titan may be the most fantastically large slushie of all time. Based on a reexamination of data from the Cassini probe collected in 2012, the moon's ...

Outer space never fails to remind us just how much we don't know. Astronomers have uncovered a lemon-shaped planet that ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

Our Solar System contains tens of thousands of potentially dangerous asteroids that could wipe out an entire city, or worse. In Washington, a NASA office is leading efforts to spot and neutralize ...

When NASA’s James Webb Space Telescope turned toward interstellar comet 3I/ATLAS in August 2025, astronomers were looking for ...

New study finds interstellar comet 3I/ATLAS exhibits typical comet behavior, with non-gravitational acceleration from outgassing, measured by NASA and ESA spacecraft, confirming it is not artificial.

Scientists using NASA's James Webb Space Telescope have observed a rare type of exoplanet, or planet outside our solar system ...

The galaxy’s most common stars may be missing a key ingredient for life: Long-lived moons. Most stars in our galaxy are small ...

Assuming Google does manage to launch a prototype in 2027, will it simply be a high-stakes technical experiment – or the ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

A predictive space weather model developed by APL and partners that is designed to simulate how solar storms affect Earth is ...