Jan. 21. A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There ...

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

A parade of planets will be visible to skywatchers around the globe through the rest of this month and into February.

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

Venus, Mars, Jupiter & Saturn, already visible to the naked eye, will be joined by Mercury, Neptune & Uranus in a rare ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Mars will be making its closest approach to Earth in two years, and thus, the mighty red planet, named for the god of war ...

NASA astronaut Don Pettit has shared an incredible photo of Blue Origin's New Glenn rocket during its maiden launch last week ...

NASA's James Webb Space Telescope has captured the infrared glow of an ancient supernova's light echo, revealing ...

Venus, Saturn, Jupiter and Mars are all visible after sunset, but social media claims about it being a rare "planetary ...