space

First Person: What I’m Learning on a Simulated Mars Mission

By Jim Urquhart for National Geographic “Mars has been flown by, orbited, smacked into, radar examined, and rocketed onto, as well as bounced upon, rolled over, shoveled, drilled into, baked, and even blasted. Still to come: Mars being stepped on.”—Buzz Aldrin In a remote stretch of Utah desert, five scientific researchers and one journalist, myself, came together this month…

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4 Sky Events This Week: Ghostly Glows and Rocky Worlds

Ethereal apparitions from the dusty inner solar system this week seem certain to delight sky-watchers.  Zodiacal lights. Starting Monday, March 24, and continuing through the week, keen-eyed sky-watchers in the mid-northern latitudes will witness the ghostly glow of the zodiacal lights, which will appear about one to two hours after local dusk in the western sky….

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Reports, Website Document Effects of and Need for Dialogue on Climate Change

Last year, carbon dioxide briefly passed the 400 parts per million milestone. Now, says Ralph Keeling of the Scripps Institution for Oceanography, we’re on track to “see values dwelling over 400 in April and May. It’s just a matter of time before it stays over 400 forever.” This pronouncement comes the same week the American Association for the…

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Watch Asteroid Eclipse Star Tonight

Late tonight, millions living around New York City may witness the best stellar disappearing act ever seen in North America. Lucky sky-watchers with clear skies across parts of the Northeast will observe a bright star momentarily wink out early Thursday morning. Beginning at 2:07 a.m. EDT, the 45-mile-wide (72-kilometer-wide) asteroid named 163 Erigone will slip…

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Hangout With an Astronaut: Ask Your Questions

Since the year of mankind’s inaugural trip to space in 1961, 341 people have crossed the celestial borders of outer space. These new-age navigators represent the pinnacle of human achievement. What is it about their daring voyages that elicit wonderment in those watching from Earth? Becoming an astronaut is a difficult, but not impossible dream. Join us for…

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March 9, 2014: Racing the Iditarod With Twins, Time Traveling to a Black Hole and More

Every week, embark with host Boyd Matson on an exploration of the latest discoveries and interviews with some of the most fascinating people on the planet, on National Geographic Weekend. Please check listings near you to find the best way to listen to National Geographic Weekend on radio, or listen below! Hour 1 – Having a partner can help competitors survive…

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5 Sky Events of the Week: Stellar Peak-a-Boo and Leo Paws at the Moon

With a change of seasons only days away, mid-March skies offer celestial sights that even the novice stargazer will find easy to enjoy. Lunar rectangle. After nightfall on Monday, March 10, look for the waxing gibbous moon to form a corner of a rectangle with Jupiter and the Gemini twins, Castor and Pollux, high in the southern…

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Comet Collisions Spotted Around Distant Star

Violent comet crashes are occurring around a star easily visible to sky-watchers, astronomers report. The star is one already known to harbor a burgeoning solar system. Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) Telescope in northern Chile announced this week that they have found a giant clump of carbon monoxide gas in the dusty disk…

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Asteroid Sails Between Earth and the Moon Tonight

A newly discovered asteroid will hurtle through the Earth-moon system on Wednesday night. Everyone around the world can watch the event unfold through large telescopes that will broadcast live online. Asteroid 2014 DX110, discovered only on February 28, 2014, thankfully poses no danger since it will be missing our planet by 218,000 miles (350,837 kilometers)….

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4 Sky Events This Week: Venus at Dawn and Gemini’s Double Jewel Box

A crescent moon snuggles up to the innermost planets this week, while sky-watchers will also see mythical twins reveal two stellar wonders. Zodiacal lights. With the moon out of the early evening sky this week, ideal sky conditions prevail for hunting down the elusive zodiacal lights. This ethereal glow across the sky is caused by sunlight…

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About the Blog

Researchers, conservationists, and others share stories, insights and ideas about Our Changing Planet, Wildlife & Wild Spaces, and The Human Journey. More than 50,000 comments have been added to 10,000 posts. Explore the list alongside to dive deeper into some of the most popular categories of the National Geographic Society’s conversation platform Voices.

Opinions are those of the blogger and/or the blogger’s organization, and not necessarily those of the National Geographic Society. Posters of blogs and comments are required to observe National Geographic’s community rules and other terms of service.

Voices director: David Braun (dbraun@ngs.org)

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