Not all exoplanets are frozen rocks or burning gas giants—some might just be livable. Here are 16 worlds ranked by how ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Upgraded ALMA images expose hidden rings and spirals around baby stars, indicating planets begin taking shape mere cosmic ...

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

The event, titled "Out of This World," will feature the Massapequa Philharmonic performing composer Gustav Holst's masterwork ...

If gravity reversed on the sun, McCluskey said he’d be scared because it is the only thing keeping the sun together. Nuclear fusion, inside the sun, pushes outward. Without gravity, the sun would ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

The search for life beyond Earth is a holy grail quest for many experts, but finding where to look is a core issue.

Here's everything you need to know about this week's parade of seven planets. Getty Images A seven-luminaries-deep parade of planets will line up and light up the night sky this week, folks. Just ...