Daylight saving time officially ends at 2 a.m. on Sunday, Nov. 2. Most of us set our clocks back one hour when we retire for ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

Study discovered that Chiron, a small icy world between Saturn and Uranus, is forming rings. This shows how small worlds ...

Explore 7 mysterious and interesting facts about the Moon, including its origin, water presence, orbit, size, and potential ...

Scientists have discovered a rare six-planet system, HD 110067, where all planets orbit their star in perfect mathematical ...

Two unusual gravitational-wave events, discovered by the LIGO-Virgo-KAGRA colloboration, enhance our understanding of black ...

A new report says millions of tons of discarded U.S. electronics are being shipped overseas each month, often landing in Southeast Asian countries not prepared to safely handle hazardous waste.

The U.S. military will send an aircraft carrier to the waters off South America, the Pentagon announced Friday.

When we think of a day, we usually imagine 24 hours. But did you know that not all planets have days that last 24 hours? In fact, the length of a day can be very different depending on the planet.

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

LONDON — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper's authors have ...