The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting telescope in 1609. Although not the inventor of the telescope, Galileo was the ...

The instrument is the Prime Focus Spectrograph, and it is one of the flagship instruments in the next era of the Subaru Telescope. The spectrograph will collect light across the visible and some ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun If you’ve ever done any public outreach work for astronomy—if you’ve given ...

As the supernova's illumination travels through space at light speed, the echo appears to expand, creating a shimmering effect. NASA's James Webb Space Telescope captured this breathtaking light ...

With your help, your community can take action too. Urge your mayor to take action on climate change by joining the Earth Hour City Challenge! To avoid the worst effects of climate change, we need to ...

NASA's James Webb Space Telescope (JWST) has captured photos of one of the earliest supernovas ever seen, with features appearing like grains and knots found in a cut of wood. "Once upon a time ...

Of all the mysteries that the massive James Webb Space Telescope has seen so far in the early universe, among the strangest are objects that astronomers now call "little red dots." Like the ...

An illustration of the James Webb Space Telescope as it orbits the sun in our solar system, 1 million miles from Earth. Credit: SA GSFC / CIL / Adriana Manrique Gutierrez The James Webb Space ...

Some 350 years after a supernova, its shockwave reaches interstellar space and causes clouds of gas and dust to glow. Credit: NASA / ESA / CSA / STScI / Jacob Jencson (Caltech/IPAC) Scientists ...

NASA's Roman Space Telescope, slated for a 2027 launch, will provide insights into dark energy and exoplanets. It will undergo rigorous testing to ensure durability in space conditions.

Of all the mysteries that the massive James Webb Space Telescope has seen so far in the early universe, one of the strangest are objects that astronomers now call "little red dots." Like the nickname ...