Features

Journey to the Outer Limits

Cutting-edge technology could take a spacecraft beyond Pluto, where it would produce a unique bounty for science.

A River in the Universe

Surveys suggesting that distant galaxies do not expand smoothly may force astronomers to rethink their ideas about cosmology.

Catch a Perseid on Film

With the Moon out of the way for the Perseid meteors this year, observers and photographers alike should see a grand display.

Sky Almanac

Regardless of when you observe, these August nights provide at least one bright, well-placed planet.

Saturn’s Missing Rings

Observers watched enthralled as Saturn turned its rings edge-on to our line of sight for the first time in 15 years.

Free-form Observing

Many observers plan their viewing in great detail, but taking your scope on a random trek across the sky may produce bigger rewards.

Moonwalking the Outer Planets

Saturn, Uranus, and Neptune are all high in the night sky this month, creating a perfect opportunity to glean their faint moons.

Fish-eye on the Sky

Looking for something different out of your celestial photos? Try capturing the entire sky in one image.

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