The next launch of SpaceX's Starship is a crucial step in readying the world's largest rocket for NASA moon missions, not to ...

SpaceX is targeting Thursday, July 23, for its next Starship rocket launch - as long as Tropical Storm Bertha doesn't ...

U.S. Secretary of State Marco Rubio and Chinese counterpart Wang Yi on Wednesday (July 22) discussed a visit to the U.S. in ...

China unveiled a portable laser that burns drones out of the sky. See how this backpack system changes short-range air ...

The Nancy Grace Roman Space Telescope will be the first space telescope to use an “active coronagraph” to block out unwanted ...

Mark Kelly’s résumé and the goodwill he’s accrued as Gabby Giffords’s spouse have granted him a high level of admiration. Can ...

So, by that standard, could a similar fate await humanity in the not-so-distant future? Well, as the saying goes, all good ...

For All Mankind creators Ben Nedivi and Matt Wolpert say Season 6 is nearly done filming and tease an emotional series finale ...

Orbital cryogenic propellant depot technology has stalled for decades because no validated in-space data exists on how liquid ...

This is the second of three feature articles Ars is publishing to explore the financial, technical, and competitive ...

Jeff Bezos just opened Blue Origin to outside investors for the first time, and his own $2 billion investment may be the ...

A look at the science behind Elon Musk's goal of a million-person city on Mars, and why planetary scientists say terraforming ...