A faraway galaxy's core is the largest ever seen, and it may have been puffed up by the merger of two black holes, a new study reports. The core of the elliptical galaxy A2261-BCG is about 10,000 ...

The core module of China's Tiangong space station has passed the milestone of 1,000 days in low Earth orbit. China launched the 54-foot-long (16.6 meters) module — named Tianhe, or "Harmony of ...

The core portion of NASA's Nancy Grace Roman Space Telescope has successfully completed vibration testing, ensuring it will ...

He also owns a lot of ugly Christmas sweaters. Tianhe, the core module in China's new, next-generation space station, launched to orbit on April 28, kickstarting 18 months of construction in low ...

This is good, because it means that NASA would likely not have to swap out this engine from the core stage. There are four space shuttle main engines used on the SLS rocket. Finally, the "flash ...

The nation's space exploration program is taking a critical step forward with a successful major technical review of the core stage of the Space Launch System (SLS), the rocket that will take ...