Scientists have discovered that something is making cosmic distance markers appear much farther away than they should be.

A nebula is a cloud of gas and dust, and we can see the dusty outer layers ... named Sparky. The pink-hued shot was made possible by NASA’s Hubble and Spitzer Space Telescopes, Hawaii’s ...

New near-infrared observations by the James Webb Space Telescope highlight a tightly packed group of stars at the peculiar ...

The spectacle began around 4,000 years ago, when the Nebula Ring's central star, which was more massive than our sun, expelled gases from its outer layers into space. For billions of years ...

Located approximately 2,600 light-years from Earth, the nebula was born from a dying star that expelled its outer layers into space. Western University astrophysicist Jan Cami notes that the ...

Breathtaking telescopic images released by the space agency Monday show what appears ... The spectral phalanges of pulsar wind nebula — known as MSH 15-52 — are the remnants of a giant star ...