Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...
On Christmas Day 2021, alongside other astronomers, I watched the James Webb Space Telescope (JWST) launch from French Guiana and begin its month-long journey to its destination, 1.5 million ...
Humans have been eyeing the colorful Ring Nebula for nearly 250 years, but testing out a new telescope tool led to the ...
At 3.3 billion light-years across, the ring may challenge the “cosmological principle” that the universe looks uniform at sufficiently large scales.