Catching an asteroid

Planetary Resources

Bulletin at a Glance

This Week’s Sky at a Glance

Asteroid Mining for Fun and Profit

April 24, 2012 | A cadre of space entrepreneurs has hatched a plan to identify thousands of small near-Earth asteroids — and then to exploit the mineral wealth that many of these space rocks are certain to contain. > read more

“Coronal Cells” in Sun’s Atmosphere

April 25, 2012 | Astronomers have discovered an unexpected new feature on the Sun, leading to further insights about the solar magnetic field. > read more

New Eye for Giant Russian Telescope

April 23, 2012 | From 1975 until 1993, Russians astronomers could boast about having the world’s largest optical telescope. Now they’re hoping to extend the 6-meter scope’s cosmic reach by completely refurbishing its original primary mirror. > read more


Saturn and Spica

Sky & Telescope diagram

Tour May’s Sky by Eye and Ear!

April 15, 2012 | Follow the giant arc of bright planets that leads eastward from the just-set Sun: Venus low in the west, Mars midway up in the south, and Saturn over in the east. Then look overhead for the Big Dipper — the “Swiss Army knife” of the night sky. > read more

Nova Erupts in Sagittarius

April 22, 2012 | Observers have reported a “new star,” now visible in the predawn sky, that can be seen in small telescopes or good binoculars. > read more

This Week’s Sky at a Glance

Moon under Mars and Regulus

This Week’s Sky at a Glance

April 27, 2012 | Venus is at its peak. A much fainter star is creeping down toward it day be day. Elsewhere in the evening sky, the Mars-Regulus and Saturn-Spica pairs appear similar in separation and brightness. > read more


Young stargazer

J. Kelly Beatty

Celebrate Astronomy Day!

April 28, 2012 | April 28th is Astronomy Day, when hundreds of astronomy clubs, observatories, museums, colleges, and planetariums worldwide host special family-oriented events and festivities that showcase the wonder and excitement of the night sky. > read more

Come to NEAF April 28-29

April 20, 2012 | Make plans to attend the largest annual astronomy trade show in America: the Northeast Astronomy Forum & Telescope Show. > read more

The World Celebrates Astronomy

April 1, 2012 | People are coming together this April for Global Astronomy Month 2012, a planetwide celebration of astronomy designed to bring people together through star parties, music and artistic performances, online observing events, and much more. > read more

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