NASA discovered and later confirmed the first interstellar object to enter our solar system. It wasn't aliens. But artist ...

An exoplanet in the Trappist star system — a multi-planet star system similar to the solar system and just 39 light-years ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the ...

The Sun is an incandescent but benevolent dictator. For billions of years, it's kept our Solar System well organized and ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019 ...

Massive object passing through solar system is a better explanation for nature of orbits of Jupiter, Saturn and Neptune ...

NASA and ESA’s Hubble Space Telescope has been observing the outer planets through a program called OPAL (Outer Planet ...

The European Space Agency's Proba-3 mission gives scientists the ability to study one of the solar system's most compelling ...

For two decades now, the iconic twin Voyager spacecraft have been quietly overturning everything we thought we knew about the ...

Delving into the behaviors of the Sun and protecting humans at home and beyond are top priorities, according to the National ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

Arctech's SkyLine II solar tracker system has powered Azerbaijan's largest utility-scale solar project, a 312MW plant in the ...