Astronomers find a nearly metal-free star in our own back yard, which tells us a few interesting things about early star formation.
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Duplicating expensive resources is expensive and wasteful, and most people would agree it’s unnecessary. However, the planned increase in major satellite constellations is currently causing a massive duplication of resources
Duplicating expensive resources is expensive and wasteful, and most people would agree it’s unnecessary. However, the planned increase in major satellite constellations is currently causing a massive duplication of resources
The China National Space Administration on Wednesday released a breathtaking image captured by the Tianwen-2 probe, showing the spacecraft and Earth framed together in a “celestial selfie.”
For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean. This summer, that bottle finally washed ashore in
Southwest Research Institute (SwRI) has developed technology to stiffen deployable structures on spacecraft, enabling autonomous spacecraft docking operations. SwRI is currently integrating the Parallelogram Synchronized Truss Assembly (PaSTA) technology with
October 2025 may provide a memorable sky scene, as Comet C/2025 A6 Lemmon puts on an encore appearance at dusk. The comet joins Comet R2 SWAN, which slides 0.26 Astronomical
A new study has challenged a popular explanation for the unexpected 30-second shortening of Dimorphos’s orbital period. The researchers found that the proposed mechanism would actually produce the opposite effect,
Peering back into the early years of the universe requires scientists to make a lot of assumptions. But sometimes, we get better instruments that then allow them to either confirm
This ESA/Webb Picture of the Month shows eight stunning examples of gravitational lensing. Gravitational lensing, which was first predicted by Einstein, occurs because massive objects like galaxies and clusters of
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