Volunteers with NASA’s citizen science projects have tested chili pepper plant varieties to grow in space, monitored active ...

The sun is an incomprehensibly gigantic, constantly roiling nuclear furnace—but some days are even busier than others. Based ...

For observers on Earth, the sun appears as a bright, familiar disk—but what we see is only half the story. Like the moon, one ...

How does the Sun’s magnetic field react during solar storms? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of scientists led by the Southwest ...

Artemis II's astronauts are about to take off for a record-breaking flight around the moon, giving NASA a rare opportunity to study how deep spaceflight affects the human body. After leaving Earth's ...

The interstellar comet 3I/ATLAS changed significantly as it flew by the sun last fall, astronomers have discovered.

Thanks to the sheer mass of Jupiter and fellow gas giant Saturn, the Solar System barycenter is rarely in the center of the ...

A large hole opened up in the sun's atmosphere this week, spewing high-speed solar winds that will paint northern lights ...