Tucana the Toucan is a constellation in the Southern Hemisphere that's a cinch to spot. Just look for our little satellite galaxy: the Small Magellanic Cloud.
Stargazers saw vivid reds and greens paint the sky the night of November 11, 2025, as auroras dipped into southern-US latitudes and beyond. Aurora photos here!
The subsurface ocean on Enceladus is stable enough for life, a new study of data from the Cassini mission suggests. Heat flow at both poles provides the clues.
Astronomers have created the 1st 3D temperature map of a distant exoplanet. The planet, WASP-18b, is a scorching ultra-hot Jupiter 400 light-years away.