A rare 'smiley face' triple conjunction is coming to Earth's morning skies on April 25, when Venus, Saturn and the crescent moon form a celestial smirk near the horizon.

NASA/ESA Hubble Space Telescope image of the Sombrero Galaxy, also called Messier 104. ESA/Hubble & NASA, K. Noll To mark its ...

The image was published as part of the 35th anniversary celebrations of the NASA/ESA Hubble Space Telescope, which was ...

Astronomers are applying new image-processing techniques to previously released Hubble observations in honor of the space ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

The rotating model, which does not break any known law of physics, suggests the universe could spin around once every 500 billion years. This would be far too slowly to detect easily, but enough to ...

Hubble’s 35‑year celebration brings a vibrant reimagining of the Sombrero Galaxy, revealing hidden dust lanes and far‑flung ...

The galaxy's size on the sky is too large to fit within Hubble's narrow field of view, so this image is actually a mosaic ... creating an effect not unlike Saturn and its rings - but on an epic ...

Jupiter is known for its stormy weather, featuring cyclones, anticyclones, large storms, and ammonia-rich plumes that engulf the planet. The planet’s atmosphere is primarily made of hydrogen and ...

A newly released image from the Hubble Space Telescope shows the charming Sombrero Galaxy, named for its resemblance to the ...

Named Kohoutek 4-55, the nebula was captured by the Hubble Space Telescope. Planetary nebulae like Kohoutek 4-55 are the ...