One of the most stubborn issues in cosmology today concerns the universe’s rate of expansion. Scientists know it’s expanding, but defining the rate of that expansion is challenging. The rate
One of the most stubborn issues in cosmology today concerns the universe’s rate of expansion. Scientists know it’s expanding, but defining the rate of that expansion is challenging. The rate
For the first time in 25 years of continuous crewed operations, an astronaut has been medically evacuated from the International Space Station (ISS). The Crew-11 mission ended when a SpaceX
Additive manufacturing, more commonly known as 3D printing, will be an absolutely critical technology for any long-term settlement on another world. Its ability to take a generic input, such as
The early stage of giant telescope development involves a lot of horse-trading to try to appease all the different stakeholders that are hoping to get what they want out of
Inside the cores of ice giant planets, the pressure and temperature are so extreme that the water residing there transitions into a phase completely unfamiliar under the normal conditions of
NASA on Saturday rolled out its towering SLS rocket and Orion spacecraft as it began preparations for its first crewed mission to the moon in more than 50 years.
A new census of more than 8,000 galaxies finds active black holes rising in frequency with galaxy mass, jumping sharply in galaxies similar in mass to the Milky Way.
A mysterious bar-shaped cloud of iron has been discovered inside the iconic Ring Nebula by a European team led by astronomers at University College London (UCL) and Cardiff University.
NASA’s giant new moon rocket headed to the launch pad Saturday in preparation for astronauts’ first lunar fly-around in more than half a century.
Our nearest neighbor, the Moon, is still something of a mystery to us. For decades, scientists have wondered why it appears so lopsided, with dark volcanic plains on the near






