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Thruster breakthrough? New 2-in-1 propulsion syste...
A new propulsion system feeds the same "monopropellant" fuel into electrical and chemical thrusters,...
Do galaxies have a 'kill switch' that makes them s...
Above a certain threshold, galaxies stop growing , no matter how much raw material they have on hand...
NASA reveals Artemis 3 astronaut crew
NASA named the astronauts who will launch on its Artemis 3 mission next year to test docking procedu...
Don't miss the moon and Saturn put on a spectacula...
Set your alarm for June 10 as Saturn shines beside a bright crescent moon in the predawn sky.
'This is actually taking a page out of the Communi...
"It replaces expertise with political appointees, globally decouples the U.S. and completely guts ou...
Astronaut captures snake-like auroras from a Space...
NASA astronaut Jessica Meir captured a breathtaking view of auroras on Earth from orbit while shelte...
Why Steven Spielberg's 'Disclosure Day' feels like...
The director of 'Close Encounters' and 'ET', an original story, 'X-Files'-style conspiracy theories…...
How should we handle alien detection in a world of...
As Steven Spielberg's alien conspiracy thriller "Disclosure Day" heads to theaters, Space.com talks ...
Watch the Jupiter-Venus conjunction unfold live on...
The livestream begins at 3:30 p.m. (1930 GMT) on June 9.
Scientists propose spraying chemicals into Earth's...
Scientists have proposed a spacecraft-based system to actively strengthen Earth's magnetic shield an...
James Webb Space Telescope weighs 'sleeping giant'...
Using the James Webb Space Telescope, and with a little help from Einstein, astronomers have "weighe...
Why do Venus and Jupiter meet up in the sky so oft...
As it turns out, the conditions that set Venus and Jupiter up for their conjunctions in the sky are ...
'Evolution' at 25: A perfect fusion of 'Ghostbuste...
Pour out a bottle of Head & Shoulders for Ivan Reitman's Evolution on its 25-year anniversary.
This former Paralympic athlete could become the 1s...
European Space Agency astronaut John McFall could be headed to the private Haven-1 space station as ...
Watch SpaceX set new rocket reuse record with 35th...
A SpaceX Falcon 9 rocket carrying 29 Starlink satellites lifted off from the Cape Canaveral Space Fo...
Get ready for the next Pentagon file drop with our...
With the next tranche of declassified files from the Pentagon expected any day now, dive deeper into...
Don't miss Jupiter and Venus meet in a dazzling co...
Jupiter and Venus meet in the western sky on June 9 — here's how to see it.
Astronaut spots Mount Vesuvius from space | Space ...
"From orbit, volcanoes are some of the most beautiful natural sights."
