Tag: Astronomy

Three sky arches over snowy Alps

Apr 22, 2026

Why are there three arches across the sky instead of two?

Comet R3 PanSTARRS over a Himalayan valley

Apr 20, 2026

The best way to see comet R3 PanSTARRS’s long tail is with a camera.

M82: Starburst galaxy with a superwind

Apr 19, 2026

Messier 82 is a starburst galaxy with a superwind. In fact, through supernova ex...

South celestial tree

Apr 16, 2026

If you live in the northern hemisphere, you may have learned how to locate the N...

NGC 602 and Beyond

Apr 14, 2026

The clouds may look like an oyster, and the stars like pearls, but look beyond.

Hickson 44 in Leo

Mar 29, 2026

Scanning the skies for galaxies, Canadian astronomer Paul Hickson and colleagues...

Galaxies in the River: NGC 1300 and NGC 1297

Mar 23, 2026

Spiral NGC 1300 and elliptical NGC 1297 are galaxies that lie on the banks of th...

Cygnus and the solitary tree

Mar 19, 2026

A lone tree stands in a quiet meadow in Guadalajara, Spain, silhouetted against ...

CG 4: The Globule and the Galaxy

Mar 13, 2026

Is this a cosmic monster ready to devour an unsuspecting galaxy?

Dame Carole Jordan, astrophysicist who studied ‘cool st...

Mar 13, 2026

Sirius: The brightest star in the night sky

Mar 11, 2026

Sirius is visible on the far left of the above photograph, to the left of the co...

NGC 1818: A Young Globular Cluster

Mar 10, 2026

Globular clusters once ruled the Milky Way. Back in the old days, back when our ...

When roses aren't red

Mar 9, 2026

Not all roses are red of course, but they can still be very pretty. Likewise, th...

The Aurora Tree

Mar 8, 2026

Pictured is a visual coincidence between the dark branches of a nearby tree and ...

M16: Stars from Eagle's EGGs

Mar 7, 2026

Here are newborn stars are forming in the Eagle Nebula.