With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it ...

A European-Japanese spacecraft has beamed back some of the best close-up photos yet of Mercury's north pole as part of only the second human survey of our solar system's innermost planet.

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

Our solar system is approximately 4.6 billion years ... But instead of searching for a planet’s direct light, astronomers used ALMA to identify the effects of potential planetary subjects ...

Astronomers anticipate an unprecedented view of the solar system as the Rubin Observatory begins to scan millions of hidden ...

“We want to take pictures of other solar systems ... new research sheds light on one of the solar system’s most mysterious planets. Shigeyuki Hando New Bacteria Have Been Discovered on a ...

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond Neptune, it orbits the sun every 25,000 years.

"This is the 5th largest planet in our solar system, lurking out there ... survey almost the entire southern sky every night, taking pictures as it goes with the biggest digital camera in the ...

“We want to take pictures of other solar ... “If you have these huge planets acting like bowling balls running through your solar system, they can either really disrupt, protect, or do a ...

The findings suggest planets in a system 130 light-years away likely built up solid ... so we can contextualize our existence," Balmer said. "We want to take pictures of other solar systems and see ...