The curious minds at What If spend five seconds on Triton, Neptune’s icy moon, revealing surface hazards, temperature ...

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers ...

For decades, astronomers have suspected that a massive, unseen planet may be shaping the strange orbits of distant objects beyond Neptune. Recent simulations suggest the odds of these gravitational ...

On Feb. 9, 2001, the submarine USS Greeneville collided with the Ehime Maru, a Japanese fishery training boat, off the coast ...

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four ...

The Moon passes 4° north of Jupiter this evening at 9 P.M. EST. The pair is visible most of the night in the central region of Gemini. Early in the evening, the nearly Full Moon hangs to the upper ...

A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they formed ...

The February episode of The Sky Above features a look at astronomical events happening this month, including a parade of ...

Mathematician whose work at the US Naval Weapons Laboratory was pivotal to the development of GPS ...

V1298 Tau links swollen young worlds to the compact planets that astronomers keep finding, and its timing signals made that ...

With this new survey, astronomers have gained a peek inside a stage of exoplanet system formation they have yet to fully ...