Ghost light among galaxies stretches far back in time, finds NASA study
In giant clusters of hundreds or thousands of galaxies, innumerable stars wander among the galaxies like lost souls, emitting a ghostly haze of light.
Caltech will launch space solar power technology demo into orbit
Space solar power provides a way to tap into the practically unlimited supply of solar energy in outer space, where the energy is constantly...
This gamma-ray burst challenges theories about cosmic explosions that make gold, uranium and other...
A bright flash of gamma rays from the constellation Boötes that lasted nearly one minute came from a kilonova, as we described in a...
Comet impacts could bring life ingredients to Jupiter’s moon Europa
Comet strikes on Jupiter’s moon Europa could help transport critical ingredients for life found on the moon’s surface to its hidden ocean of liquid...
Want to build structures on the moon? Just blast the regolith with microwaves
Microwaves are useful for more than just heating up leftovers.
They can also make landing pads on other worlds – at least according to research...
The solar wind is creating water on the surface of the moon
Now, a new study shows that those soil samples contain water and that the Sun’s solar wind directly impacted that water.
What will it take to survive the lunar night
With the help of international and commercial partners, NASA is sending astronauts back to the Moon for the first time in over fifty years.
In...
Is the Milky Way… normal?
Studying the large-scale structure of our galaxy isn’t easy.
We don’t have a clear view of the Milky Way’s shape and features like we do...
The universe is brighter than we thought
Over seven years ago, the New Horizons mission made history when it became the first spacecraft to conduct a flyby of Pluto.
Earth can regulate its own temperature over millennia, shows study
Earth has a "stabilizing feedback" mechanism that acts over hundreds of thousands of years.
The Earth's climate has undergone big changes, from global volcanism to...