Webb Space Telescope Reveals Rare Planet Pair That Shouldn’t Exist
The planetary odd couple of a mini-Neptune and hot Jupiter probably formed out beyond its star’s “frostline,” in…
Mercury has a 10-mile-thick layer of diamonds under its surface
Mercury does not look like a world built for extravagance. It is small, battered, sun-scorched and gray. Yet…
‘Make Pluto a planet again’? NASA chief revives debate that divides astronomers
Will Pluto become a planet again?Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute Many of us are…
Why Most Alien Worlds May Be Too Dry for Life
This image of Venus taken by NASA’s Mariner 10 spacecraft (left) is paired with an artist’s depiction of…
Volunteers Help NASA Astronauts Record Lunar Flashes
As NASA’s Artemis II astronauts zipped around the Moon in early April, they observed flashes of light caused…
Mars has air, but almost none of it can keep you alive
For all the drama around getting to Mars, the harder question starts after landing. A person can step…
Monster Storms on Jupiter Unleash Lightning Beyond Anything on Earth
Scientists analyzing data from NASA’s Juno spacecraft have uncovered evidence that lightning on Jupiter can be vastly more…
Scientists Found Literal Ink From Ballpoint Pens in Martian Meteorites
Stuff from Mars often makes headlines for a variety of reasons, but here’s something that you’ve probably never…
Here’s What Scientists Found When They Cooked Up Their Own ‘Mercury Rocks’
When studying Venus and Mars, Earth’s neighbors in the inner solar system, scientists often rely on what we…
what that means for the region’s space ambitions
The European Service Module, depicted on the left, provides propulsion and life-support systems for the Orion spacecraft.Credit: ESA-D.…
Artemis crew emerge from behind the Moon, see Earth ‘rising’
View of the Moon (and a sliver of Earth) from the Orion capsule just before the crew went…
Neptune Has a Weird Tilt and Its Moon Might Be to Blame for It
Neptune. Image credits: NASA. Most planets in our solar system are tilted. Earth’s 23-degree tilt gives us our…