NASA’s exoplanet-hunting spacecraft TESS has a new method for detecting worlds beyond the solar system, and it is thanks to Einstein.
Mysterious “little red dots” discovered in the early universe by the James Webb Space Telescope could harbor buried black holes that fire high-energy neutrinos through the cosmos.
Astronomers have detected radio signals coming from a long-dead neutron star known as the ‘Blue Eye Pulsar’ after searching for decades.
Ninety percent of the world’s population could glimpse asteroid Apophis during its once-in-a-millennium close approach to Earth in 2029.
Humanity made some halting steps toward flight over the centuries, but our species was still firmly rooted on the ground when the United States of America was born on July 4, 1776.
Celebrating America’s 250th birthday, Space.com looks back at what our understanding of space was like in 1776 and what major developments occurred to change our thinking.
Infant stars celebrate their independence with cosmic fireworks in a stunning new image from the James Webb Space Telescope.
“It’s like using a time machine to peer into the distant future of our solar system.”
Astronomers discovered a planet 25 light-years away that orbits within the habitable zone of its star that could potentially support liquid water and possibly life.
The moon over America’s first Independence Day was about 31 feet closer to Earth than it is today. Here’s how colonists used it as a clock, calendar and streetlight — and what astronomers knew about it.