Astronomy is one of the oldest scientific disciplines. Explore what it is and how it's shaped our understanding of the world around us in our ultimate guide.

The James Webb Space Telescope (JWST) has just solved a 20-year-old mystery about how ancient stars could host massive planets. In the early 2000s, the Hubble Space Telescope observed the oldest ...

Dating back to 1904, Mount Wilson Observatory was founded by Dr. George Ellery Hale in the mountains of Pasadena where some of the world's oldest telescopes are housed. When Hale established the ...

Astronomers using the James Webb Space Telescope have detected the oldest "dead" galaxy ever observed, at just 700 million years after the Big Bang. The stalled-out relic defies explanation by our ...

About 20 years ago, scientists used the powerful Hubble telescope to look at the oldest-known exoplanet in space.. How this gas giant, about 2.5 times the mass of Jupiter, could have come to be ...

Two powerful NASA telescopes have detected the oldest and most distant black hole ever found. Data captured via energetic X-rays by the Chandra X-ray Observatory and James Webb Space Telescope has ...

SCOTT DETROW, HOST: NASA's James Webb Space Telescope has revealed yet another marvel from deep in outer space. A galaxy named MoM-z14 has taken the title of most distant galaxy the telescope has ...

Optical sciences professor John Greivenkamp thought students were in danger of losing the connection to their field's beginnings. It was time to start collecting old telescopes to connect them ...