The Cassini spacecraft’s Grand Finale at Saturn has begun. The Grand Finale will allow Cassini to explore Saturn and some of Saturn’s moons and rings in unprecedented detail. The first […]

What created the strange spiral structure on the left? No one is sure, although it is likely related to a star in a binary star system entering the planetary nebula […]

The striking X appearing in this lunarscape is easily visible in binoculars or a small telescope. Yet, not too many have seen it. The catch is this lunar X is […]

Why is there a glowing oval over Jupiter’s South Pole? Aurora. Near the closest part of its first pass near Jupiter in August, NASA’s robotic spacecraft Juno captured this dramatic […]

Have you ever watched a lightning storm in awe? Join the crowd. Oddly, nobody knows exactly how lightning is produced. What is known is that charges slowly separate in some […]

A triple star system is forming, enshrouded within this dusty natal disk some 750 light-years away in the Perseus molecular cloud. Imaged at millimeter wavelengths by the Atacama Large Millimeter/submillimeter […]

A runaway star lights the Flaming Star Nebula in this cosmic scene. Otherwise known as IC 405, the Flaming Star Nebula’s billowing interstellar clouds of gas and dust lie about […]

What happened to this ship? It was carried aground by a giant storm that struck the coast of Argentina in 2002. The pictured abandoned boat, dubbed Naufragio del Chubasco, wrecked […]

Where do stars form? Many times, stars form in energetic regions where gas and dark dust are pushed around in chaotic mayhem. Pictured, bright massive stars near the center of […]

Could you survive a jump off the tallest cliff in the Solar System? Quite possibly. Verona Rupes on Uranus’ moon Miranda is estimated to be 20 kilometers deep — ten […]