Harvard astrophysicist Avi Loeb proposes that interstellar object 3I/ATLAS could be made of antimatter—"the most efficient fuel"—while NASA scientists remain sceptical.

Most of the photos you see online are actually mosaics built from many smaller images. Behind each lies a vast record — thousands of data points, mission metadata, camera settings, and decades of ...

Interstellar comet 3I/ATLAS shocks scientists with thruster-like jets and a vivid blue glow, fuelling debate over its mysterious and possibly artificial nature.

As the decade progresses, the competition to establish a lasting human presence on the Moon is intensifying, setting the ...

A retro-futuristic space truck. A nimble crustacean on wheels. A space-age dune buggy. One will win a multibillion-dollar prize to deploy on a future NASA Artemis mission. But first, we took a ride on ...

Loeb, head of Harvard University’s Galileo Project, outlined nine specific reasons why 3I/ATLAS might not be a typical ...

Since their arrival, there have always been people on the ISS, a continuous presence that is by far the longest in the history of spaceflight. NASA had planned to celebrate 25 years of humans on the ...

Robotic packing system company Sojo, which has a laboratory in Bucks County, is using automation to create your favorite beverage variety packs.

The interstellar object 3I/ATLAS has performed a maneuver while approaching the Sun, showing the first evidence of non-gravitational acceleration, according to NASA’s Jet Propulsion Laboratory (JPL), ...

In about 5 billion years, our Sun will run out of hydrogen fuel and collapse into a dense, Earth-sized remnant called a white dwarf. Though it will no longer shine as it once did, this stellar core ...

SpaceX Sunday said it is stepping up its efforts to develop a simplified Human Landing System for NASA as it pursues a plan to return to the moon.

An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic ...