Researchers Nathan A. Kaib and Sean N. Raymond have evaluated the impact of passing stars on the long-term stability of the ...

Researchers Nathan A. Kaib and Sean N. Raymond have assessed the impact of passing stars on the long-term stability of the ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.

Scientists have discovered a colossal object approximately 435 miles wide in the frigid outer reaches of our solar system, ...

The researchers called it one of the most distant visible objects in our solar system, and said its existence indicates that a vast expanse of space beyond the outermost planet Neptune and a region ...

A new telescope project called the Next-Generation Very Large Array will revolutionize radio astronomy if it gets the funding ...

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...

The plains house the aptly named Very Large Array (VLA)—a radio telescope made of 27 different antennas, each of which looks ...