First light for the innovative new instrument is anticipated in 2028. Spectre — once operational — will play a key role in ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, ...

Clouds of gas and dust in space—like Rho Ophiuchi, shown here—mostly radiate infrared light, which human eyes can't detect. IRAS, the first infrared telescope in Earth orbit, imaged the region in 1983 ...

Physicists and engineers at CU Boulder envision infrared astronomy telescopes that may one day span the entire globe—syncing up observations from instruments spread across the continents, or even ...

Scientists have long been aware of the massive elliptical galaxy, M87. The galaxy was first observed in the late 18th century by Charles Messier, who cataloged objects in the sky specifically to avoid ...

NASA’s decision to shut down a $1 billion infrared space telescope, even as it continued to send back spectacular images, was not an act of scientific indifference but a hard calculation about risk, ...

A Cornell University-led team operating the Infrared Spectrograph (IRS), the largest of the three main instruments on NASA’s Spitzer Space Telescope, has discovered a mysterious population of distant ...

The Space Infrared Telescope Facility (SIRTF) arrived today at the Kennedy Space Center to begin final preparations for its launch next month aboard a Boeing Delta II rocket. The observatory was ...