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Credit: Sky & Telescope via Greg Redfern

Get ready for the year’s best meteor shower

Watch as the European Space Agency tries to land on a comet

Watch Comet Siding Spring as it passes Mars

Don’t miss the total lunar eclipse

More indications there is life in outer space

Maven to enter Mars orbit Sunday night

More greg redfern

Saturday is ‘International Observe the Moon Night’

Supermoon to outshine meteor showers this week

At Shenandoah National Park, the Earth touches the sky

A personal take on the legendary moon landing

Mercury and Venus close in pre-dawn sky

Nearly 2 minutes of continuous lightning in Va. (video)

World UFO Day: Search for extraterrestrial intelligence continues

Help children see the wonders of science

Astronomers gather on National Mall for festival Friday