Two papers authored by astronomer Beatriz Villarroel claim to show that thousands of “transients” in historic astronomical ...

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

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...

Add Mercury’s best morning appearance of the year, and November 2025 is a great month for taking cameras and tripods outside ...

November 2025 offers a fading green comet, the year’s biggest supermoon, Taurid and Leonid meteors, Orion’s return, and ...

Full Supermoon . See the biggest and brightest moon of the year—the full supermoon—on the evening of Nov. 5. The moon will ...

When the sun is straight up at noon, you see blue sky because all the other colors in the spectrum up until blue and purple are scattered away. This is known as the Rayleigh effect. We usually don't ...

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

Whether past or present, Unrivaled will feature a number of players who have donned the Chicago Sky's blue and white during their WNBA tenures. It rounded out i ...