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Stellar Science

Two New Beasts for an Explosive Zoo

And that makes three: Astronomers are beginning to understand what may be causing a special kind of flare in the distant universe.

Deep Sky

Supernovae Light Up in M61 and NGC 3643

Two new supernovae for amateur telescopes are keeping things lively this month.

Brightest supernova

Stellar Science

Astronomers Detect One of the Most Luminous Supernovae Ever

One of the most luminous supernovae ever discovered provides evidence that such extremely bright explosions require exotic sources.

A bright supernova

Celestial News & Events

The Latest on Betelgeuse, Plus a Bright Supernova and New Comet Iwamoto

The sky provides. This winter, the fading of Betelgeuse caught us all by surprise. Now, as January wraps up, we can add a new comet discovery and a supernova bright enough to see in a 6-inch telescope to an ever-growing list of seasonal sky wonders.

Illustration of helium escaping exoplanet HAT-P-11b

7 2018

60-Second Astro News: Helium Exoplanets and a Supernova Surprise

This week in astronomy news: Inflated helium atmospheres surround two exoplanets, and the Kepler Space Telescope captures the moments around a supernova that hint at a companion star triggering the explosion.

Celestial News & Events

Supernova Discovered in the Bright Galaxy M77

A new supernova in the bright galaxy M77 in Cetus is within range of amateur telescopes. Here's how to find it.

A star goes poof!

Deep Sky

Seeking Cas A, the Ghostly Remains of a Mysterious Supernova

We still don't know for sure if anyone saw the supernova explosion in Cassiopeia around 1680, but there's no question we can observe what remains of it today.

Astronomy & Observing News

Low-key supernova marks possible birth of neutron star duo

A massive star lost most of its mass before exploding and creating a neutron star — and a second nearby neutron star might have been the thief.

The Crab Nebula

386

Blast from the Past in Today’s Sky

Astronomers think they have identified the remnant of a supernova recorded by Chinese astronomers in AD 386.

Simply extraordinary

Celestial Objects to Observe

Explore the Veil Nebula

The Veil Nebula, the tattered remains of an ancient supernova explosion, is one of the most spectacular objects in the night sky. Did you know it has two dozen parts visible in amateur telescopes?

Storm on Saturn, Photo by Damian Peach

Explore the Night with Bob King

Big Scope Breakout: New Supernovae, Novae, Bright Spot on Saturn

The sky's been bursting with exploding stars this season. Plus there's a new storm on Saturn. What's a skywatcher to do? Haul out the scope!

white dwarf trigger supernova

Stellar Science

The White Dwarf That Survived

A peculiar white dwarf could be what’s left after a failed supernova explosion.

Celestial Objects to Observe

Bright Supernova Discovered in "Fireworks Galaxy" NGC 6946

A brand new supernova in NGC 6946 is bright enough to see in modest-sized telescopes. Here's how to find it.

Bright Supernova Beckons

Celestial Objects to Observe

Bright Supernova Erupts in NGC 5643 in Lupus

A recently discovered supernova in Lupus now shines around magnitude +11.5, bright enough to see in a modest telescope. With photos and maps, we'll get you there. I wished I lived in Georgia and not just for the peach trees and warmer weather. No, I'd be able to get up early…

Another Dwarf Bites the Dust

Celestial News & Events

Dual Supernovae Light Up June Nights

Supernovae are popping up everywhere! Two stars flamed out millions of years ago and at least one is an easy catch right now in amateur telescopes.

Supernova Refsdal's fifth image

Stellar Science

Astronomers Predict a Supernova

For the first time, astronomers have predicted the appearance of a supernova.

Graceful arc of shocked gas

Deep Sky

How to See Cygnus's Other Veil Nebula

You'll be entering uncharted territory when you seek out this little known 'Shadow of the Veil' in Cygnus this summer.

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