NASA

This is the mess that is left when a star explodes. The Crab Nebula, the result of a supernova seen in 1054 AD, is filled with mysterious filaments. The filaments […]

In full view, the amazing six-sided jet stream known as Saturn’s north polar hexagon is shown in this colorful Cassini image. Extending to 70 degrees north latitude, the false-color video […]

Delicate in appearance, these filaments of shocked, glowing gas, are draped across planet Earth’s sky toward the constellation of Cygnus. They form the western part of the Veil Nebula. The […]

What do spiral galaxies look like sideways? Featured is a sharp telescopic view of a magnificent edge-on spiral galaxy NGC 3628, a puffy galactic disk divided by dark dust lanes. […]

What’s happened to the Moon? Nothing, but something has happened to the image of the Moon. The heat from a volcanic lava fountain in the foreground has warmed and made […]

Are Saturn’s auroras like Earth’s? To help answer this question, the Hubble Space Telescope and the Cassini spacecraft monitored Saturn’s North Pole simultaneously during Cassini’s final orbits around the gas […]

It was one of the most powerful solar flares in recorded history. Occurring in 2003 and seen across the electromagnetic spectrum, the Sun briefly became over 100 times brighter in […]

On August 23, 2018 the identification and distribution of aerosols in the Earth’s atmosphere is shown in this dramatic, planet-wide visualization. Produced in real time, the Goddard Earth Observing System […]

Still bright in evening skies, Mars was just past opposition and closest to Earth on July 31, a mere 57.6 million kilometers away. Captured only a week later, this remarkable […]