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Space - SciAm

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Science news and technology updates from Scientific American
Updated: 7 hours 6 min ago

Lunar Craters Show Spike in Earth-Pummeling Space Rocks

Sat, 01/19/2019 - 8:00am
A new analysis suggests the last few hundred million years of life on Earth has seen above-average asteroid impact rates

-- Read more on ScientificAmerican.com
Categories: Astronomy

Viewing This Weekend's Lunar Eclipse

Fri, 01/18/2019 - 11:05pm
A total lunar eclipse will grace the skies this Sunday, January 20—and it may or may not be red. Christopher Intagliata reports.

-- Read more on ScientificAmerican.com
Categories: Astronomy

Has LIGO Seen Galaxy-Warped Gravitational Waves?

Fri, 01/18/2019 - 10:00am
Nobel laureate George Smoot claims LIGO has observed amplified signals of black hole mergers from the very distant universe, but LIGO scientists disagree

-- Read more on ScientificAmerican.com
Categories: Astronomy

U.S. Astronomers Ponder Science Priorities for the 2020s and Beyond

Fri, 01/18/2019 - 6:45am
The Astro 2020 Decadal Survey kicks off amid turmoil and uncertainty

-- Read more on ScientificAmerican.com
Categories: Astronomy

The Moment We First Saw Ultima Thule Up Close

Thu, 01/17/2019 - 3:00pm
What it was like to be with the science team as the New Horizons probe reported back from the most distant object ever visited by a spacecraft

-- Read more on ScientificAmerican.com
Categories: Astronomy

Weird Star System's Planet-Forming Disk Goes Vertical Like a Ferris Wheel

Wed, 01/16/2019 - 8:00am
Worlds with off-kilter orbits may be much more common than previously believed

-- Read more on ScientificAmerican.com
Categories: Astronomy

Ocean Moons, Promising Targets in Search for Alien Life, Could Be Dead Inside

Mon, 01/14/2019 - 2:30pm
The interiors of Europa and other watery moons in the outer solar system might be too geologically inactive to support life

-- Read more on ScientificAmerican.com
Categories: Astronomy

Microbes Might Be Key to a Mars Mission

Mon, 01/14/2019 - 12:00pm
Engineered yeast could turn waste into food, plastics and other essentials

-- Read more on ScientificAmerican.com
Categories: Astronomy

Atmospheric Mystery on Saturn's Largest Moon

Thu, 01/10/2019 - 7:45am
The haze that blankets Titan has a high-altitude layer which sometimes detaches from the rest—and nobody is quite sure why

-- Read more on ScientificAmerican.com
Categories: Astronomy

Our Future in Space Will Echo Our Future on Earth

Thu, 01/10/2019 - 7:00am
A spacefaring civilization can be expected to transform its home planet

-- Read more on ScientificAmerican.com
Categories: Astronomy

NASA Exoplanet Hunter Racks Up Bizarre Worlds and Exploding Stars

Tue, 01/08/2019 - 2:15pm
The Transiting Exoplanet Survey Satellite has identified at least eight planets, including one with a mass more than 20 times that of Earth

-- Read more on ScientificAmerican.com
Categories: Astronomy

Bevy of Mysterious Fast Radio Bursts Spotted by Canadian Telescope

Tue, 01/08/2019 - 1:15pm
Bounty includes second known example of a repeating burst

-- Read more on ScientificAmerican.com
Categories: Astronomy

All Sand on Earth Could Be Made of Star Stuff

Tue, 01/08/2019 - 8:00am
Silica, a common ingredient in sand, concrete and glass, may have its origins in supernovae

-- Read more on ScientificAmerican.com
Categories: Astronomy

Pluto Probe Encounters a Pristine World in the Solar System's Suburbs

Tue, 01/08/2019 - 6:45am
Ultima Thule, the most-distant object ever visited by a spacecraft, is revealing our solar system’s deepest history—and, just maybe, revolutionizing planetary science

-- Read more on ScientificAmerican.com
Categories: Astronomy

Ultima Thule and the Apes of Earth

Thu, 01/03/2019 - 12:40pm
As the New Horizons mission approached Ultima Thule, Rowan University paleontologist Kenneth Lacovara put our close-up study of the Kuiper Belt object into a deep-time perspective.

-- Read more on ScientificAmerican.com
Categories: Astronomy

Cosmic Collision Created "Snowman" MU69—the Farthest World Ever Explored

Thu, 01/03/2019 - 12:30pm
Close-up images from NASA’s New Horizons probe show the space rock has two distinct lobes

-- Read more on ScientificAmerican.com
Categories: Astronomy

China Makes Historic First Landing on Mysterious Far Side of the Moon

Thu, 01/03/2019 - 11:30am
The milestone marks a turning point for China’s space exploration, and may unlock deep secrets of lunar history

-- Read more on ScientificAmerican.com
Categories: Astronomy

Remembering Riccardo Giacconi: A Titan of the Heroic Age of Astronomy

Mon, 12/31/2018 - 12:00pm
On the occasion of his passing, we honor a man for all seasons and an astronomer for all wavelengths

-- Read more on ScientificAmerican.com
Categories: Astronomy

Astrobiology Highlights of 2018

Sat, 12/29/2018 - 12:00pm
A very incomplete list of contributions furthering our search for life elsewhere (and other stuff)

-- Read more on ScientificAmerican.com
Categories: Astronomy

Jocelyn Bell Burnell and the Discovery of Pulsars

Sat, 12/29/2018 - 9:30am
Jocelyn Bell Burnell discovered pulsars (a specific type of neutron star) and got zero credit for it until recently. Here's her story

-- Read more on ScientificAmerican.com
Categories: Astronomy