News

From mysteriously quiet solar cycles to the evidence for Big Bang inflation, important stuff happens in astronomy. When it does, you can depend on Sky & Telescope’s editors and bloggers to keep you up to speed. We pride ourselves on our accurate, in-depth reporting of current astronomy news — instead of sound bites, we want to give you what you need to really understand the latest space events, whether they be observations from orbiters around Mars or the discovery of what’s to blame for powerful cosmic explosions. We talk to the experts, and then we talk to you.

So if you’re looking for responsible science journalism, look no further: here you’ll find the facts behind the headlines.

BICEP’s Big Bang Finding Reduced to Dust

Yes, it was too good to be true. The cosmic "discovery of the century" last March has officially blown up. Or will blow up next week when a new analysis of polarization in the cosmic microwave background is officially released. The excitement burst onto the world 10 months ago when the BICEP microwave background...

Lovejoy-and-M79_Schur

Where To See Comet Lovejoy Tonight

The new Comet Lovejoy, C/2014 Q2, should brighten from 5th to 4th magnitude from late December through January as it climbs into excellent viewing position for the Northern Hemisphere, high in the dark winter sky.

This artist's conception shows the inner four planets of the Gliese 581 system and their host star, a red dwarf star only 20 light years away from Earth. The large planet in the foreground is the newly discovered GJ 581g, which has a 37-day orbit right in the middle of the star's habitable zone and is only three to four times the mass of Earth, with a diameter 1.2 to 1.4 times that of Earth.
Lynette Cook

Do Atmospheres Spin Worlds to Habitability?

The best place to look for nearby Earth-size planets are around the smallest, coolest stars. New research shows that any exoplanets tightly circling their stars might have a better chance of being habitable than previously thought.

Triple Anno South up FINAL_480x274

Rare Triple Shadow Transit Not to Miss!

Complete guide to Friday night's triple shadow transit of Jupiter's moons and a remarkable "pre-game" show of mutual events. Cross your fingers and hope that Friday January 23rd will be clear. That night observers from western Europe to the Americas will witness a rare triple shadow transit of three of Jupiter's moons — Io,...

PHAT field for M31

Charting the Andromeda Galaxy

The Hubble Space Telescope has turned its ultraviolet, visible-light, and near-infrared eyes to the queen of galaxies, M31, capturing the biggest and sharpest image yet of our neighbor.