A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.
Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.
The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away that has long been a ...
CREDIT: ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Get the Popular Science daily newsletterđź’ˇ Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of ...
The Oort cloud is traditionally thought of as a vast shell of perhaps trillions of icy objects encasing our solar system, serving as the final boundary between us and the dark reaches of interstellar ...
Our solar system passed through a vast wave of gas and dust around 14 million years ago, dimming Earth’s view of the night sky. The wave may even have left traces in our planet’s geological record.
Folks, it’s official: the object that astronomers recently spotted blowing through the outer solar system came from interstellar space. Yesterday, the intriguing stranger was named A11pl3Z. Now, it’s ...
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