When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

A waxing gibbous moon and the ringed planet Saturn will enlighten our sky for treat-or-treaters this Halloween.

Find out what's up in your night sky during November 2025 and how to see it in this Space.com stargazing guide.

Newly discovered multi-wavelength view of a stellar eruption on a young Sun-like star is changing how we think about life's ...

Mercury will reach its greatest eastern elongation on Oct. 29, marking one of the best evenings to see the planet this fall ...

Interstellar comet 3I/ATLAS reaches perihelion hidden from Earth's view. Learn why NASA and ESA spacecraft have a front-row ...

The best news for stargazers in November is that Butler nights are much longer, and you can start your stargazing well before ...

On October 18, 2025, the 4-meter Multi-Object Spectroscopic Telescope (4MOST) facility, installed on the VISTA telescope at ...

The best time to see a shooting star is on Nov. 16 and 17, when the Leonids peak during an almost completely dark waning crescent moon. The meteors from the Leonids can be very bright and colorful ...

November's Sky Above episode features a supermoon, meteor shower, and interstellar comet, with experts discussing these ...

As November begins, two of the solar system's rocky planets form a nice pair low in the western sky during twilight. They add a sparkle to our view of the constellation Scorpius the Scorpion as it ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...