Features

Target: Earth

Could a cosmic missle bring down civilization? Yes – the only real question is whether there’s an asteroid or comet with Earth’s name on it.

A Milestone in Fornax

The Hubble Space Telescope turns its eye toward the Fornax Cluster of galaxies in hopes of pinning down the size and age of the universe.

Students in Cyberspace

Telescopes, planetariums, museums, and even NASA are just a mouse click away from teachers and pupils in the high-tech classrooms of the ’90s.

Sky Almanac

October offers Venus’ return as the evening star and Mercury’s as the morning star, but the highlight of the month could be the finest meteor shower of 1995.

See the Orionids

What happens when you combine a crisp, clear autumn night with a Moon-free sky? Dozens of Meteors and one of the best showers of the year.

Portal to the Ancient Moon

The smooth lava plains of Mare Crisium belie the ferocious impact that created its basin. The next time a crescent Moon hangs in the evening sky, view for yourself the nearly four billion years of lunar history on display here.

Sunrise on the Moon

This simple computer program can tell you where the Sun is rising on the Moon, throwing lunar features into sharp relief.

Shoot the Solar Eclipse

Capturing beautiful portraits of the eclipsed Sun is easier than you might think. Here’s some expert advise on how to do it.

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