In this curious film, a pair of friends venture out into the desert to build an accurate to scale model of our solar system.

On Sept. 21-22, a partial solar eclipse will see the moon sweep over the sun's disk, blocking its light over a swathe of the ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

This article has been updated to reflect a change in the launch day/time. A suite of three missions which will ...

An interstellar visitor is barreling closer to our sun, giving scientists a rare opportunity to observe an object from ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

There are quite a few other places we might find life in the solar system, including dwarf planets like Ceres. Ceres is ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.

About 4.6 billion years ago, our corner of space was basically just a boring cloud of gas and dust floating […] ...

Astronomers from the University of Arizona helped detect a baby planet outside of our solar system. Specialized telescopes from Arizona and Chile contributed to the discovery.

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...