Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a ...

Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...

SpaceX will unveil a next-gen version of its Starship megarocket, known as V3, when the Mars-bound spacecraft next gets off ...

As it did ahead of previous flights, SpaceX for Flight 11 removed some of the heat shield tiles protecting Starship’s stainless steel body. The idea is to “stress-test” vulnerable portions of the heat ...

The most recent Starship test was also the last of SpaceX's current iteration of the rocket. Up next, plans to roll out the ...

SpaceX's next version of Starship will be even bigger and more advanced than any iteration that has already launched 11 times ...

Following a successful test flight for Starship, SpaceX is done with launches for the year and will be working to ready the next generation of its technology - in pursuit of lofty ambitions like an ...

The company says it will pair a new lunar lander with its “Helios” high-energy kick stage to move tons to the surface without ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

In-space transportation company Impulse Space says it plans to develop a lunar lander to fill what it sees as a gap in ...

SpaceX’s luck appears to be turning, but NASA’s moon race is a looming concern. Here are six takeaways from Starship Flight 11.

Once again, the full moon that rises in November will be a supermoon. A supermoon appears "bigger and brighter" than typical ...