"This discovery heralds a broader understanding of the diversity in massive stars' deaths and a need for deeper investigations into the whole landscape of stellar evolution." ...

Scientists have released nine dazzling images from NASA's Chandra X-ray Observatory, blending data with the Hubble and James ...

NASA is facing a tight budget and wants to wrap up the Chandra X-ray Observatory, but astronomers don't want to see the 25-year-old X-ray space telescope mission go.

The Chandra X-ray telescope, now 25, offers a more “complete story of what the universe is doing” It’s not as well known as the Hubble or Webb, but Chandra illuminates high-heat and high ...

NASA's budget proposal would basically axe the most powerful X-ray telescope in the world, and astronomers are scrambling to save it. NASA officials are making tough decisions as they face budget ...

The most powerful X-ray telescope ever built has reached its landmark 25th anniversary in space — but back on Earth, astronomers worry that its future is very much in doubt.

NASA announced today that GLAST has been renamed the Fermi Gamma-ray Space Telescope. The new name honors Enrico Fermi (1901-1954), a pioneer in high-energy physics. “Fermi was the first to suggest ...

And many astronomers are worried about the future of one unique science instrument - the most powerful X-ray telescope ever built. NPR's Nell Greenfieldboyce reports on what's at stake.

And many astronomers are worried about the future of one unique science instrument - the most powerful X-ray telescope ever built. NPR's Nell Greenfieldboyce reports on what's at stake.

And many astronomers are worried about the future of one unique science instrument - the most powerful X-ray telescope ever built. NPR's Nell Greenfieldboyce reports on what's at stake.