Juno spacecraft data suggest an extreme compression of the planet’s magnetosphere in December 2022, caused by the solar wind, ...

With a central bulge consisting of yellow stars resembling the slightly off-center yolk of an egg fried sunny-side up, NGC 2276 is yet another example of an asymmetric galaxy. Scientists believe this ...

Since the discovery of planetary nebulae in the late 1700s, astronomers have learned that these expanding shells of glowing ...

Hubble Space Telescope images of Jupiter have been "photo-mapped onto a sphere," and animated into a full rotation, according ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for one of the star’s enduring mysteries.