Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet ...

Scientists using NASA's James Webb Space Telescope have observed a rare type of exoplanet, or planet outside our solar system ...

In the study, published in Research Notes of the AAS, lead author Thomas Marshall Eubanks of the aerospace firm Space ...

A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the ...

As the interstellar object 3I/ATLAS prepares for its close flyby of Earth, debate over its origins and behavior has ...

Mars changed from a blue world with water to a red desert because its atmosphere escaped into space over billions of years.

An artistic rendering of a dust and gas disk encircling the young exoplanet, CT Cha b, 625 light-years from Earth. Spectroscopic data from NASA’s JWST suggest the disk contains the raw materials for ...

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The interstellar comet 3I/ATLAS will reach its closest point to our world Dec. 19 and people will be able to observe it from ...

To catch the Geminids peak, look to the eastern sky all evening on Dec. 13 and Dec. 14. The meteors will appear near the bright planet Jupiter. With the darkest possible skies, you could see up to 120 ...