It is 20 years ago this year that Europe, in collaboration with the United States, launched the first infrared observatory into space. Its infrared powers revealed a secret universe that, to this day, ...

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

The Universe is full of radiation of all types but most of this does not reach us here on Earth because our atmosphere blocks out many wavelengths of radiation, but lets others through. Fortunately ...

Composite image of dwarf galaxy Markarian 71, 11 million light years from Earth. Optical and infrared observations of Mrk71 resolve a question about two methods used to measure the composition of ...

Lunar exploration is undergoing a renaissance. Dozens of missions, organized by multiple space agencies — and increasingly by commercial companies — are set to visit the Moon by the end of this decade ...

"Astronomers have been studying the heavens for thousands of years, but until recently much of the cosmos has been invisible to the human eye. Launched in 2003, the Spitzer Space Telescope has brought ...

The telescope 'time machine' will deliver 13.5 billion years of cosmic history. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The newest deep ...

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 ...

The James Webb Space Telescope (JWST) has detected a flare from the supermassive black hole at the center of the Milky Way — and it could help explain why these strange outbursts occur.. Sagittarius A ...

Using NASA's SOFIA observatory and other data resources, an international team of astronomers has uncovered evidence of metals in local galaxies -- found to be deficient in earlier studies -- by ...

The International Astronomical Union (IAU) has launched a new center to fight the threat of satellite megaconstellations, which it now describes as worse than urban light pollution. The Center for the ...