B NASA recently put the finishing touches on a telescope set to become the agency’s flagship infrared space telescope, but it ...

The $4.3 billion space telescope that survived a political fight in Washington is now fully assembled and poised to reshape how we map the cosmos. After years of engineering work and budget drama, ...

The Roman space telescope's four fuel tanks are pushed into position in the clean-room at NASA's Goddard Space Flight Center in Greenbelt, Md. The tanks will hold 300 gallons of hydrazine thruster ...

How space telescopes capture distant galaxies using infrared imaging, precision optics, and astronomy technology beyond Earth's atmosphere.

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...