NASA’s Parker Solar Probe and the ESA/NASA Solar Orbiter have captured the closest-ever images of the Sun. Flying within just ...

Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

WASHINGTON, United States - Eruptions of plasma piling atop one another, solar wind streaming out in exquisite detail -- the closest-ever images of our Sun are a gold mine for scientists.

According to the team's measurements, the comet's nucleus is around a whopping 128 kilometers (80 miles) across, making it bigger than the state of Rhode Island, and far larger than its closest ...

For the first time, international researchers have pinpointed the moment when planets began to form around a star beyond the ...

The solar system’s smallest planet comes to a standstill in the evening sky before starting its retrograde motion for the next few weeks.

There are a lot of worlds beyond the orbit of Neptune. Some are dwarf planets, while many others are much smaller rocks ...

In 2003, NASA-funded researchers spotted what was then the most distant object discovered in our Solar System. The dwarf planet, named Sedna after the Inuit goddess of the sea, was found over 12.9 ...

Astronomers have detected the most massive black hole merger ever observed, challenging stellar evolution and black hole formation theories.

On average, from the point of view of the sun, the Earth completes one full rotation around its axis every 24 hours or 86,400 seconds, give or take a few milliseconds. A millisecond (ms) is 0.001 of a ...

Two Stars in Solar Science It takes a lot of work to make space missions happen. Hundreds or even thousands of experts work as a team to put together the spacecraft. Then it has to be tested in ...