SKYWATCH: MARS AND MOON GEOLOGICALLY ACTIVE? SEE VENUS IN BROAD DAYLIGHT, AND MORE

NewsObservingPhoto GalleryMagazine ArchiveShop at Sky

News

G. Roberts & others / JGR

Bulletin at a Glance News Observing This Week’s Sky at a Glance Community

Mars and Moon: Not Dead Yet?

February 24, 2012                                                                | The Martian and lunar surfaces were thought to be geologically dead. But twitches of recent activity are turning up in extreme closeups from orbiting spacecraft. > read more

In Memoriam, Star-style

February 23, 2012                                                                | Twenty-five years ago, a star exploded in the Large Magellanic Cloud. The first easily seen supernova since before astronomers turned telescopes to study the heavens, the explosion heralded a new age of astronomy. > read more

GJ 1214b: A Steam-Bath World

February 21, 2012                                                                | Ever since its discovery in 2009, an exoplanet orbiting a nearby, red-dwarf star has attracted lots of attention from astronomers. New Hubble observations confirm that GJ 1214b is most likely enveloped in a steamy, superheated atmosphere. > read more

Observing

Venus During the Day

February 23, 2012                                                                | The Venus-Moon conjunction on Saturday, February 25th, is an ideal opportunity to view Venus during broad daylight. > read more

See the 6 or 7 Brightest Night Objects

February 23, 2012                                                                | The night’s six or seven brightest objects are all visible simultaneously in late February and early March. > read more

Venus on the Rise

February 16, 2012                                                                | Noticed an exceptionally bright beacon in the evening sky? The planet Venus has begun its highest foray up the sky’s dome, surprising at least one casual observer as it prepares for its conjunction with the Moon and Jupiter in March.  > read more

Comet Garradd Stays the Course

February 7, 2012                                                                | A first-time visitor to the inner solar system is slowly returning to the evening sky after making a dramatic and beautiful pairing with the globular cluster Messier 92. > read more

Tour February’s Sky by Eye and Ear!

February 1, 2011                                                                  | The sky’s brightest planets, Venus and Jupiter, serve as anchors in a wintertime sky full of bright stars and familiar constellations. > read more

Jupiter: Big, Bright, and Beautiful

September 23, 2011                                                                | The “King of Planets,” which will dominate the evening sky from late 2011 through early 2012, is a captivating sight no matter how you look at it. > read more

This Week’s Sky at a Glance

Sky & Telescope diagram

This Week’s Sky at a Glance

February 24, 2012                                                                  | The Moon pairs up with Venus at dusk, then with Jupiter. Far to their lower right, Mercury is having its best evening appearance for 2012. > read more

Community

S&T April 2012

Sky & Telescope April 2012

February 20, 2012                                                                | Sky & Telescope‘s April 2012 issue is now available to digital subscribers. > read more