Contemplating the Sun Have you contemplated your home star recently? Pictured above, a Sun partially eclipsed on the top left by the Moon is also seen eclipsed by earthlings contemplating the eclipse...
Mercury Spotting Can you spot the planet? The diminutive disk of Mercury, the solar systems innermost planet, spent about five hours crossing in front of the enormous solar disk in 2003, as viewed fr...
At the Edge of NGC 891 This sharp cosmic portrait features NGC 891. The spiral galaxy spans about 100 thousand light-years and is seen almost exactly edge-on from our perspective. In fact, about 30 m...
Scorpius in Red and Blue Cosmic dust clouds dim the light of background stars. But they also reflect the light of stars nearby. Since bright stars tend to radiate strongly in the blue portion of the ...
All the Water on Europa How much of Jupiters moon Europa is made of water? A lot, actually. Based on the Galileo probe data acquired during its exploration of the Jovian system from 1995 to 2003, Eur...
SpaceXs Falcon 9 Launches to the Space Station
A Partial Solar Eclipse over Texas It was a typical Texas sunset except that most of the Sun was missing. The location of the missing piece of the Sun was not a mystery -- it was behind the Moon. Sun...
A Close Pass of Saturns Moon Dione Whats that past Dione? When making its closest pass yet of Saturns moon Dione late last year, the robotic Cassini spacecraft snapped this far-ranging picture featur...
A Partial Eclipse Over Manila Bay Whats happened to the setting Sun? An eclipse! In early 2009, the Moon eclipsed part of the Sun as visible from parts of Africa, Australia, and Asia. In particular t...
Annular Solar Eclipse Tomorrow, May 20, the Moons shadow will race across planet Earth. Observers within the 240-300 kilometer wide shadow track will be able to witness an annular solar eclipse as th...
GALEX: The Andromeda Galaxy A mere 2.5 million light-years away, the Andromeda Galaxy really is just next door as large galaxies go. So close, and spanning some 260,000 light-years, it took 11 differ...
Herschels Cygnus X The Herschel Space Observatorys infrared view of Cygnus X spans some 6x2 degrees across one of the closest, massive star forming regions in the plane of our Milky Way galaxy. In fa...
Star Formation in the Tarantula Nebula The largest, most violent star forming region known in the whole Local Group of galaxies lies in our neighboring galaxy the Large Magellanic Cloud (LMC). Were t...
All the Water on Planet Earth How much of planet Earth is made of water? Very little, actually. Although oceans of water cover about 70 percent of Earths surface, these oceans are shallow compared to...
Virtual Flight Over Asteroid Vesta What would it be like to fly over the asteroid Vesta? Animators from the German Aerospace Center recently took actual images and height data from NASAs Dawn mission...
Spiral Galaxy NGC 1672 from Hubble Many spiral galaxies have bars across their centers. Even our own Milky Way Galaxy is thought to have a modest central bar. Prominently barred spiral galaxy NGC 167...
The Hydra Cluster of Galaxies Two stars within our own Milky Way galaxy anchor the foreground of this cosmic snapshot. Beyond them lie the galaxies of the Hydra Cluster. In fact, while the spiky fore...
Sun vs. Super Moon The Super Moon wins, by just a little, when its apparent size is compared to the Sun in this ingenious composite picture. To make it, the Full Moon on May 6 was photographed with t...
Green Flash and Super Moon It was really not about superheroes as on May 6 the much touted Super Moon, the largest Full Moon of 2012, rose over this otherwise peaceful harbor. And no supervillains we...
Shuttle Enterprise Over New York Whats that in the background? Two famous New York City icons stand tall in the above photo taken last week. On the left looms the Statue of Liberty, a universal symbo...
The Light of Stars Whats moving? Time lapse videos of the sky can be quite spectacular when they last long enough for stars, planets, aurora, and clouds to appear to move in just a few seconds. Pictu...
Supermoon Over Paris Did you see that full Moon Saturday night? Dubbed a supermoon, the latest fully illuminated moon appeared slightly larger than usual because it occurred unusually near the closes...
In the Center of the Omega Nebula In the depths of the dark clouds of dust and molecular gas known as the Omega Nebula, stars continue to form. The above image from the Hubble Space Telescopes Advanc...
Full Moonrise Rising as the Sun sets, tonights Full Moon could be hard to miss. Remarkably, its exact full phase (May 6 03:36 UT) will occur less than two minutes after it reaches perigee, the closes...
Fermi Epicycles: The Vela Pulsars Path Exploring the cosmos at extreme energies, the Fermi Gamma-ray Space Telescope orbits planet Earth every 95 minutes. By design, it rocks to the north and then to...
M106 Close Up Close to the Great Bear (Ursa Major) and surrounded by the stars of the Hunting Dogs (Canes Venatici), this celestial wonder was discovered in 1781 by the metric French astronomer Pierr...
Saturns Moon Helene in Color Although its colors may be subtle, Saturns moon Helene is an enigma in any light. The moon was imaged in unprecedented detail last June as the robotic Cassini spacecraft ...
Higgs Boson Explained by Cartoon What is all this fuss about the Higgs boson? The physics community is abuzz that a fundamental particle expected by the largely successful Standard Model of particle ...
Aurora Over Raufarhofn It was all lined up even without the colorful aurora exploding overhead. If you follow the apex line of the recently deployed monuments of Arctic Henge in Raufarhofn in norther...
A Dangerous Sunrise on Gliese 876d On planet Gliese 876d, sunrises might be dangerous. Although nobody really knows what conditions are like on this close-in planet orbiting variable red dwarf star G...
You are no longer following . Undo?