This image from the Hubble Space Telescope shows GAL-CLUS-022058s, a rare galaxy in the Fornax constellation, curving around its spherical companion. This Hubble image captures HH111, a rare ...

Astronomers have known for a century that the universe is expanding. We can now trace this expansion over much of its almost ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Magnetic vortices twisting down from Jupiter's ionosphere into its deep atmosphere cause giant, ultraviolet-absorbing polar ...

Astronomers heading the search for extraterrestrial intelligence predict their quest might first spark an encounter with ...

While Jupiter’s Great Red Spot has been a constant feature of the planet for centuries, a team of astronomers have discovered ...

Magnetic Tornadoes Researchers have observed mysterious, "dark ovals," each roughly the size of the Earth, dotting the polar ...

This new image from the NASA/ESA Hubble Space Telescope captures two galaxies of equal size in a collision that appears to resemble a ghostly face. Credit: NASA This image of Stra Mira SM Sge , ...

Scientists have discovered Earth-sized dark UV spots at Jupiter's poles, likely caused by magnetically driven vortices ...

Webb’s Powerful Mid-Infrared Instrument Resolves Clumpy Nature of Dusty Disk Astronomers are known for their precision, but ...

Giant vortices at Jupiter's poles, which were previously thought not to exist, have surprised scientists. Thanks to the ...