I'm incredibly excited, as part of the Ars Live series, to host a conversation with some of the very best space reporters in ...

Starlink is also growing all the time, as this year's statistics show: SpaceX has launched 64 orbital missions so far in 2025 ...

Astronomers have discovered a strange new object in our Milky Way galaxy. The celestial object is emitting X-rays around the ...

Our exploration of the cosmos has great potential for understanding life on Earth, but it is clear that we need to think ...

Astronomers have reported the discovery of a mysterious object in deep space that emits radio signals and X-rays in a ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

This week’s bookcase includes reviews of The Retirement Plan by Sue Hincenbergs and Never Flinch by Stephen King.

A celestial object some 15,000 light-years away is emitting bright flashes of radio and X-rays that scientists are struggling ...

Only a tiny sliver of the Universe’s light can be seen by human eyes. But today we’re catching glimpses of the invisible ...

Can we journey through time? Sci-fi author Dete Meserve presents a compelling case for our future in the past.

This galaxy existed when the cosmos was just 2 percent of its current age. That means its light had to travel for 13.53 ...

Experts say there's a critical need to advocate for global cooperation and policy frameworks to protect lunar heritage before ...