"The structures that we were able to identify in the images are clearly the mouth of a river into an ocean." The post ...
Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.
Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.
The thin air of Mars has long been treated as a problem to be solved, a hostile mix of carbon dioxide and dust that stands ...
The Ring Nebula, also known as Messier 57, sits about 2,000 light-years from Earth. It is a planetary nebula—a misleading ...
Close to the summit of an underwater mountain west of the Mid-Atlantic Ridge, a jagged landscape of towers rises from the ...
Advances in synthetic biology, planetary engineering, and ultra-low-cost launch systems have dramatically altered how ...
On Jan. 25, 2004, NASA’s Opportunity rover landed on Mars and sent its first pictures of the planet to Earth; originally planned as a 90-day mission, the rover remained operational for over 15 years, ...
On Jan. 25, 2006, the militant Islamic group Hamas, calling for destruction of Israel, scored a stunning victory in the ...
geological signatures indicate that around 3.4 billion years ago, a connected oceanic system existed on a planetary scale, rather than just isolated lakes.
The interstellar object, 3I/ATLAS, was first discovered in July 2025, and made its closest approach to the sun (perihelion) ...