NASA’s Astronomy Photo of the Day

Home » Astronomy Information » NASA’s Astronomy Photo of the Day

The Nebulous Realm of WR 134

The Nebulous Realm of WR 134

Made with narrowband filters, this cosmic snapshot covers a field of view over twice as wide as the full Moon within the boundaries of the constellation Cygnus. It highlights the…

Read More

A Lunar Corona over Paris

A Lunar Corona over Paris

Why does a cloudy moon sometimes appear colorful? The effect, called a lunar corona, is created by the quantum mechanical diffraction of light around individual, similarly-sized water droplets in an…

Read More

Stairway to the Milky Way

Stairway to the Milky Way

What happens if you ascend this stairway to the Milky Way? Before answering that, let's understand the beautiful sky you will see. Most eye-catching is the grand arch of the…

Read More

Chamaeleon I Molecular Cloud

Chamaeleon I Molecular Cloud

Dark markings and bright nebulae in this telescopic southern sky view are telltale signs of young stars and active star formation. They lie a mere 650 light-years away, at the…

Read More

A Solar Filament Erupts

A Solar Filament Erupts

What's happened to our Sun? Nothing very unusual -- it just threw a filament. Toward the middle of 2012, a long standing solar filament suddenly erupted into space, producing an…

Read More