M17, often called the Omega, the Swan, and the Checkmark Nebula, stars in a new image taken by the VISTA telescope in Chile.

Discovered by Charles Messier in 1764, M20 is a star-forming nebula located 9,000 light-years away from Earth in the constellation Sagittarius. The Orion Nebula (also known as Messier 42 or NGC 1976) ...

Skywatching Tips from NASA NASA’s top skywatching tips for August include a meetup of Jupiter and Mars, a look at the Perseid meteors, and a view of the Lagoon Nebula. The space agency shared its ...

After NASA repaired the Hubble Space Telescope in 1999, the Heritage Project used the Wide Field Planetary Camera 2 to capture an image of NGC 1999 in the Orion constellation. Hubble's image of NGC ...