Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

Sirius is magnitude -1.5. This giant planet is creeping eastward in relation to background stars ... the planets and would like to share it with Space.com's readers, send your photo(s), comments ...

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar system for the first time, scientists announced Monday. The gas giants are ...

These days, researchers commonly discover exoplanets, or planets outside our solar system. But sometimes there’s a special discovery, like an exoplanet right in our backyard — and that’s the ...

Astronomers have announced that the James Webb Space Telescope has successfully captured its first direct images of carbon dioxide gas on a planet beyond our solar system. The findings are both a ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star. NASA scientists have ...