NASA's Nancy Grace Roman Space Telescope is now fully assembled and ready to begin launch preparations this summer.

According to NASA, Hubble took its latest photo of 3I/ATLAS on November 30 using its Wide Field Camera 3 instrument. At that ...

On Nov. 25, engineers at NASA's Goddard Space Flight Center successfully joined the two main segments of the Nancy Grace ...

Proliferating satellites are beginning to harm the science work of the beloved Hubble Space Telescope and other observatories ...

NASA has completed assembly of the Nancy Grace Roman Space Telescope, moving the mission into critical testing before its ...

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could ...

A telescope in Chile has captured a stunning new picture of the Butterfly Nebula, a grand and graceful cosmic wonder.

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Starlink is growing fast, and SpaceX has filed paperwork for as many as 42,000 satellites. Others such as OneWeb, Amazon, ...

The discovery of two remarkable substellar companions orbiting distant stars has been announced by an international team of ...

A telescope in Chile has captured a stunning new image of the Butterfly Nebula, a grand and graceful cosmic wonder.

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...