STARBASE, Texas — During a presentation, SpaceX CEO and founder Elon Musk shared how he plans to use Starship to reach the planet Mars, and how in a few short years, there is a chance humans could ...

Scientists say they've found evidence of an ancient world, possibly as large as the Moon or even Mars, that orbited a young ...

Engineers at MIT have successfully tested a hybrid propulsion system for small satellites that combines the raw punch of ...

In a new paper published in the Journal of Propulsion and Power, the researchers show that this propellant can also power ...

Learn about a rare meteorite that may have separated from a protoplanet around the size of the Moon 4.5 billion years ago.

A rare meteorite recovered from the Sahara Desert contains evidence of a long-lost moon-size world that existed just a few ...

The transits of Venus in 1761 and 1769 offered a way to calculate the true size of the Solar System. Getting to the right ...

A new study suggests Japan's Hayabusa2 isn't heading for a natural asteroid, its target may be a decades-old Soviet relic.

Climate change and its impacts are constant, and not just on Earth. We only have to look at our two nearest neighbour planets to see examples of how rampant climate change has transformed them into in ...

Enjoy May’s second Full Moon, see Mercury at its best, spot Titan near Saturn, and much more in the sky this week.

We've been hearing from NASA about its plans for a moon base to keep a permanent human presence there. It could end up ...

For the sake of science and exploration, astronauts give up basic comforts—including clean laundry. This "laundry gun" might help.