The second full moon of 2026 — the snow moon — rose after sunset on Sunday, Feb. 1, lighting up the night sky across the ...

Sunrise and sunset • Sun rises at 7:10 a.m. and sets at 5:21 p.m. on the 1st • Sun rises at 6:36 a.m. and sets at 5:52 p.m. on the 28th Moon’s phases • Full “Snow Moon” on the 1st • New moon on ...

Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will appear together shortly after sunset on Feb. 28 — but is this the "planet parade" we've been waiting for?

Baby stars, teenage planets, and disappearing icebergs are all featured this week. Plus, a look back at a New Horizons image of Jupiter and Io, and a strange, elongated cloud on Mars.

NASA has scheduled the launch for the Artemis II moon rocket for no earlier than Feb. 8. WTOP will have details on the ...

The moon greets Jupiter two days ahead of its full moon phase on Feb. 1.

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

Combined chemical and hydrodynamic modeling offers a powerful tool beyond Jupiter. Scientists can apply similar techniques to Uranus, Neptune, and gas rich exoplanets. Such planets remain difficult to ...

For generations, Jupiter has been shorthand for a straightforward idea: the biggest planet in the Solar System, a gas giant that quietly shepherds comets and anchors the outer worlds. That picture is ...

Jupiter has just been put on a cosmic diet. New measurements led by an Israeli team show that the giant planet’s diameter is about 8 kilometers smaller than long‑standing estimates and that its poles ...

As the 60th edition of what has become an American holiday approaches, Broadway Joe looks back on the game 57 years ago that set it on that path.

Billionaire folds rocket maker into a lossmaking AI start-up, betting scale and control can beat rivals to blockbuster IPO ...