A crewed mission to Mars would rank among the most complex and costly undertakings in human history -- and US President ...

Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star.

Giant planets are not rare per se — after all, we have four in our own solar system. Such large worlds are, however, rarely ...

"Studying the chemistry of ultra hot planets like WASP-121b helps us to understand how gas giant atmospheres work under ...

A giant conundrum has been found orbiting a teeny tiny red dwarf star just a fifth of the size of the Sun. Such small stars ...

Gravity Lending matches applicants to the best auto refinancing or lease buyout loan from a network of lenders. NerdWallet's auto loans content, including articles, reviews and recommendations, is ...

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Have you ever wondered why all the planets in our solar system orbit the Sun in roughly the same flat plane? This fascinating ...

Scientists may have found a planet orbiting two brown dwarfs at a wild 90-degree tilt—something never seen before.

For instance, Neptune migrated outward, switching places with Uranus, and pushed a lot of the small, icy bodies into the ...

WASHINGTON (Reuters) -Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it ...

Less than 1% of this dwarf planet candidate's orbit is close enough to detect, which means astronomers are lucky to have ...