After leaving Earth, Tianwen-2 will reach Kamo‘oalewa by July 2026. This tiny, elongated asteroid likely spans no more than ...

NGC 7635, also called the Bubble Nebula, is an emission nebula lit from within by the hot, young star SAO 20575.

Flight 7 marked the debut of Starship’s Block 2 variant, which features larger propellant tanks, greater payload capacity, ...

Safely reaching the surface of Earth's satellite is hard. 2025 has brought both successes and shortfalls for companies and ...

The edge-on lenticular galaxy NGC 3115 is also called the Spindle Galaxy for its distinctive shape, visible in binoculars or ...

Evidence that we live in a spiral galaxy is all around us early in the morning in late spring.

The Lagoon Nebula (M8) in Sagittarius appears highest around 3 A.M., when it soars above the Teapot of Sagittarius.

The Sickle is a famous asterism in Leo, which now also hosts Mars in the evening sky. Mars has now crossed the border from ...

A combination of a dynamo-generated magnetic field and massive impacts could explain the highly magnetized rocks in some ...

Saturn and Neptune are joined by the crescent Moon in the early-morning sky as our satellite moves along the ecliptic.

DEET won’t keep a mosquito from approaching, but it can stop her (all mosquitoes that suck blood are female) from biting by ...

New Moon brings excellent dark-sky conditions for observing galaxies, nebulae, and star clusters in the sky this week.