Stars, Dust, and Gas Near Antares
Why is the sky near Antares and Rho Ophiuchi so dusty yet colorful? The colors result from a […]
NASA
Video: Comet Leonard over One Hour
Which direction is this comet heading? Judging by the tail, one might imagine that Comet Leonard is traveling […]
Rigel and the Witch Head Nebula
By starlight this eerie visage shines in the dark, a crooked profile evoking its popular name, the Witch […]
Rigel and the Witch Head Nebula
By starlight this eerie visage shines in the dark, a crooked profile evoking its popular name, the Witch […]
Rigel and the Witch Head Nebula
By starlight this eerie visage shines in the dark, a crooked profile evoking its popular name, the Witch […]
Saturn, Tethys, Rings, and Shadows
Seen from ice moon Tethys, rings and shadows would display fantastic views of the Saturnian system. Haven’t dropped […]
The Full Moon and the Dancer
On Monday, January’s Full Moon rose as the Sun set. Spotted near the eastern horizon, its warm hues […]
Young Star Jet MHO 2147
Laser guide stars and adaptive optics sharpened this stunning ground-based image of stellar jets from the Gemini South […]
NGC 7822 in Cepheus
Hot, young stars and cosmic pillars of gas and dust seem to crowd into NGC 7822. At the […]
M31: The Andromeda Galaxy
The most distant object easily visible to the unaided eye is M31, the great Andromeda Galaxy. Even at […]