M66 is a galaxy 36 million light-years away in the direction to our constellation Leo. A star exploded there 36 million years ago … and came into view in Earth’s sky this weekend.
A monstrous vortex sits at Saturn’s south pole. It’s not just beautiful. It also lets astronomers peer deep into Saturn’s dense atmosphere.
The European Space Agency used 7,000 satellite images – acquired from late 2015 through early 2016 – to make this mosaic of Africa.
Crepuscular rays, sometimes called sunrays, above the famous volcano Licancabur on the border between Chile and Bolivia.
In March, Comet 252P/LINEAR passed exceedingly near the Earth. These images show the closest celestial object Hubble has observed, other than Earth’s moon.
New Hubble Space Telescope image of Mars, in honor of the planet’s 2016 opposition, when our planet Earth will sweep between the Red Planet and the sun. That’ll happen this weekend! Learn more inside.
Here’s a special kind of cloud known to scientists as a Kelvin Helmholtz cloud. They look like breaking ocean waves, with the rolling eddies seen at the top of the cloud layers usually evenly spaced and easily identifiable.
Yuri Beletsky in Chile captured this beauty on May 13, 2016. The star within the lunar halo is Regulus, brightest light in the constellation Leo the Lion. The bright one on the left is Procyon in Canis Minor, and the one on the right is the planet Jupiter. The moon is surrounded by what’s called a 22-degree halo.
Mars is the red planet, but it turns out that many images we see of it show Mars’ colors as homogenized by the this world’s reddish dust and regolith. This new image from the HiRISE camera on NASA’s Mars Reconnaissance Orbiter – taken on February 5, 2016 – shows fantastic colors on Mars.