NASA Astronauts Make History with 1st All-Female Spacewalk By Chelsea Gohd Today (Oct. 18), NASA astronauts Christina Koch and Jessica Meir embarked on the first spacewalk in history to be completed by a team of all women.
The 1st All-Female Spacewalk Happening Today. Here's How to Watch It Live By Mike Wall NASA astronauts Christina Koch and Jessica Meir are scheduled to begin the first-ever all-female spacewalk today (Oct. 18) at around 7:50 a.m. EDT (1150 GMT). Watch it live at Space.com.
The Milky Way Stole Its Cosmic Neighbors from Another Galaxy By Elizabeth Howell Our home galaxy stole several dwarf galaxies that used to belong to the Large Magellanic Cloud (LMC), a galaxy near the Milky Way.
An Asteroid-Smashing Star Ground a Giant Rock to Bits and Covered Itself in the Remains By Rafi Letzter Good news for scientists. Bad news for any asteroid dwellers.
How the Nobel Prize-Winning Exoplanet Was Found By Paul Sutter The 1995 discovery showed that the sun isn't the only star to host a family of planets — something we had long figured but never demonstrated — and also that the universe is really, really weird.
Exotic 'Fuzzy' Dark Matter May Have Created Giant Filaments Across the Early Universe By Adam Mann Simulations help distinguish a cosmos containing fuzzy dark matter from one without it.
Faster-Than-Light Travel Could Explain Mysterious Signals Beaming Through the Cosmos By Erika K. Carlson But don't worry, no laws of physics are being violated.
2nd Interstellar Comet Looks Pretty Normal, Astronomers Say By Meghan Bartels Observations of the interstellar Comet Borisov have been flooding in for six weeks, and the more astronomers duplicate one another's work, the more confident they are in their analysis of the object.
Brilliant Midnight Fireball Lights Up Sky Over Northeast China By Tariq Malik What appears to be a dazzling meteor lit up the sky over northeast China on Friday (Oct. 11), appearing as a brilliant fireball in surveillance video of the event.
Humans Will Never Live on an Exoplanet, Nobel Laureate Says. Here's Why. By Yasemin Saplakoglu Here's the reality: We're messing up the Earth and any far-out ideas of colonizing another orb when we're done with our own are wishful thinking.
See the Full Hunter's Moon Shine Bright Tonight By Yasemin Saplakoglu October's full moon, called the Hunter's Moon, will rise tonight (Oct. 13), reaching its peak fullness at 5:08 p.m. ET.
Why Is the Milky Way Galaxy Getting So Gassy? By Chelsea Gohd Using 10 years of data from NASA's Hubble Space Telescope, the team of astronomers concluded that there is more gas coming into our galaxy than leaving it.
Why Don't More Women Win Nobels in Science? By Mary K. Feeney Here's a look at why more women don't win more Nobel Prizes in science, an issue that involves women's exclusion from education and careers in science.
Pyramid-Size Asteroid to Hurtle Past Earth (Again) By Mindy Weisberger A fast-moving visitor is approaching our cosmic neighborhood. Dubbed 2019 SX5, this near-Earth object is about the size of the Great Pyramid of Giza.
'Cosmic Mudball Meteorite' Smells Like Brussels Sprouts, Finds New Home at Museum By Mindy Weisberger A new meteorite addition to the Field Museum's collection resembles a malodorous mud brick, but it holds important clues about the origins of life on Earth.
A Second Interstellar Visitor Has Arrived in Our Solar System. This Time, Astronomers Think They Know Where It Came From By Rafi Letzter When 'Oumuamua passed through our solar system in 2017, no one could figure out where the object came from. But astronomers think they've worked out how Comet 2I/Borisov got here.
Why the Science Community Is Upset About Who Won a Nobel — and Who Didn't By Meghan Bartels The Nobel Prize in physics this year has gone to two very different research threads — and danced around some big societal issues, even as they celebrate distinguished work.
