Does life exist elsewhere in the universe? If so, how do scientists search for and identify it? Finding life beyond Earth is extremely difficult, partly because other planets are so far away and partly because we are not sure what to look for.
Astronomers have observed a so-called standard candle supernova generating clouds of cosmic dust, bringing us a step closer to understanding the life and death cycle of stars.
A vital Atlantic current that includes the Gulf Stream and keeps our climate in check may be giving off a warning sign of collapse.
SpaceX launched the Merah Putih 2 satellite for Indonesian communications company Telkomsat today (Feb. 20).
A new solution to Einstein's theory of general relativity suggests a hypothetical star could be made of stacked black holes.
A new view from the European Southern Observatory's Very Large Telescope captures the abundant star-forming region at the center of the Milky Way.
A renovated Chinese underground lab has expanded the search for dark matter, offering new promise for the detection of this abundant yet elusive substance.
The Australian Space Agency is building a moon rover called "Roo-ver," slated to launch as early as 2026.
A new camera on the South Pole Telescope has used the Cosmic Microwave Background as a celestial treasure map that could lead to the secrets of dark matter.
Observations of galactic clusters made by the eROSITA X-ray all-sky survey could help solve a troubling tension in cosmology surrounding the 'lumpiness' of matter in the universe.
Astronomers have discovered a remarkable binary system in which a dead white dwarf star orbits a tiny stellar companion 72 times in 24 hours. The observation could help explain how tiny stars are born.
Space.com has an exclusive excerpt from New York Times bestselling author David Mack's "Picard: Firewall," a new Star Trek novel featuring former Borg drone Seven of Nine.
Astronomers have discovered a quasar that remained hidden for over the years is the brightest ever, powered by the fastest growing black hole ever discovered that eats a sun every day.
The new lunar simulation video game "Moonshot" offers players the chance to build and manage their own settlements on the moon's surface.
In Spring 2024, NASA will launch two tiny twin satellites as part of the PREFIRE mission that will journey to the poles to collect data that will help monitor climate change.
Varda Space Industries' first off-Earth manufacturing effort, a mission called W-1, is scheduled to land in northern Utah on Wednesday (Feb. 21).
Non-Earth imaging company HEO Robotics captured breathtaking images of ESA's ERS-2 satellite as it tumbles towards an atmospheric reentry on Feb. 21.
The universe is expanding faster and faster, but not all scientists agree that dark energy is the cause. Perhaps, instead, our universe keeps colliding with and absorbing smaller 'baby universes,' a new theoretical study suggests.
The new documentary 'Space: The Longest Goodbye' looks at how long-term space missions, such as a trip to Mars, could affect astronaut mental health.
High in the Arctic Circle lies Abisko National Park, Sweden. The unique microclimate of the region means clear skies are more likely which is great news for those wishing to see the northern lights.
Rocket Lab will launch an ambitious space-junk inspection mission for the Japanese company Astroscale this morning (Feb. 18), and you can watch the action live.
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