Lab Notes

Crowding the night sky

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I n mid-March, SpaceX launched 60 satellites into orbit 340 miles above the surface of the Earth, part of a planned global broadband internet service...

Blasting the planet next door

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In September 1859, the most powerful explosion in recorded history burst from the surface of the sun, releasing more energy than a billion of...

Making the planet great again

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In his 2001 book Who Owns the Sky, entrepreneur Peter Barnes suggests that any system designed to tax heat-trapping pollution must redistribute the revenue...

Probing nearby stars

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Four miles from the launch pad, standing on the roof of the 44-story vehicle assembly building where NASA constructed the space shuttles, I hold...

Comet ATLAS shrugs

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In late December 2019, a telescope in Hawaii operated by the Asteroid Terrestrial-impact Last Alert System (ATLAS) discovered a comet on its way to...

Akatsuki returns from the dead

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It is Dec. 7, 2015. We’re in Sagamihara, Japan, a little southwest of Tokyo. On a clear day like today, you can just make...

Catching the solar eclipse

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More than a century ago, Albert Einstein proposed a new theory of gravity, suggesting that concentrations of matter warp the underlying fabric of space,...

The OSIRIS-REx mission: To Bennu and back

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On Sept. 8, 2016, Dr. Vicky Hamilton watched as NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification Security, Regolith Explorer) lifted clear of Cape Canaveral’s...

Pimping science news

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Science journalism has been declining for years, under the same media pressures that have made local news an endangered species. Boulder County is one...

Are we alone in the universe?

This is one of humanity’s most fundamental and persistent questions. The answer has always seemed, until recently, elusive and out of reach. But this is beginning to change. Biologists have been deepening our understanding of what kinds of environments life might ...

Predicting seasons of the sun

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Although you might take it for granted that the sun is extremely stable over time, the star at the center of our solar system...

Hitching a ride to orbit

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On April 23, SpaceX launched another crew of astronauts to the International Space Station (ISS), the third successful mission of the commercial crew transport...