Space

Animated countdown ending with "T:MINUS" over a background transitioning from red to blue, evoking the spirit of Mars missions.
Aerospace
T-Minus: How to not die on (the way to) Mars
A breakdown of the five biggest threats to future Mars astronauts and what NASA scientists are doing to overcome each one.
Kristin Houser
Three people in astronaut training suits and helmets smiling inside a spacecraft simulation chamber.
Outer Space
Life on Mars, together
Researchers spent two weeks at the Mars Desert Research Station conducting an analog mission for potential future trips to Mars.
Rachel Ornitz | Department of Aeronautics and Astronautics | MIT News
A digital rendering of a martian landscape with rugged, reddish mountains and textured ground under a dark sky.
Outer Space
NASA hopes private space companies can rescue its $11 billion Mars rock mission
If this ambitious NASA mission unraveled, scientists would lose their chance to learn much more about the red planet.
Chris Impey
an artist's concept of an exoplanet next to a rendering of a methane molecule
Astronomy
NASA’s Webb telescope finds methane in far-off “warm Jupiter”
Kristin Houser
the T-Minus logo overtop an image of SpaceX's Starship rocket taking off with
Aerospace
T-Minus: Starship’s big flight, an alien-hunter’s gift, and more
Kristin Houser
Artist's concept of the Vulcan Centaur rocket from United Launch Alliance
Aerospace
Amazon’s satellites ace first tests in space
Kristin Houser
An aerial view of a SpaceX's Starship taking off.
Aerospace
Elon Musk’s SpaceX Starship enters space for the first time
Kristin Houser
an images of the Earth with space debris in its orbit
Aerospace
One company you’ve never heard of is helping avoid space catastrophes
Kristin Houser
A black and white photo of a person in a dark room, creating an atmosphere of infinite mystery.
Outer Space
Is the Universe infinite?
Ethan Siegel
the T-Minus logo over an animation of asteroids
Aerospace
T-Minus: NASA’s surprise asteroid, China’s reusable rocket, and more
Kristin Houser
A man standing in a tunnel with a large number of hexagons, mesmerized by the intricate patterns formed by the JWST.
Outer Space
Explore JWST’s deepest views ever for yourself
Ethan Siegel
images of mouse embryos
Aerospace
Mouse embryos grown in space for the first time
Kristin Houser
the t-minus logo over a gif of Varda's space factory launching
Aerospace
T-Minus: Stranded space drugs, a new moon lander, and more
Kristin Houser