A new study shows us why we may want to rethink how we search for extraterrestrial life.
Oxygen-breathing critters might be more plausible than we thought.
The upper atmosphere of Venus is surprisingly similar Earth.
The Parker Solar Probe is our first mission to "touch" the Sun
High impact research.
It's time to return to our hellish neighbor.
On Io, the floor is basically lava
Heat and drills will help us probe for alien microbes
You can basically read fanfiction about them
A look behind the scenes of NASA's advanced solar probe
A curved line marked the planet's surface for four days
Finally, a good use for climate change
Must-see destinations out beyond Mars
After nine years and three billion miles, here's what we're learning from it all
Hot new evidence
Now if only we can get Lando Calrissian to spearhead the project
More than a light Venusian breeze.
It's been 50 years since we got the first images of Mars. Now we're about to get the first images of Pluto.
Also in space: A neighborhood of black holes, a new (and old) reason to study Venus' clouds, and the end of the Lunar XPrize.
The greatest hits of Earth's unmanned spacecraft