If a star orbits a black hole, it will appear from a distance to be orbiting empty space. Gaia projects the star’s orbit on a ...

The ESA’s Gaia mission mapped the positions and velocities of stars with extreme precision by measuring about one billion ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Using data from the European Space Agency's Gaia mission, scientists have found a huge exoplanet and a brown dwarf. This is the first time a planet has been uniquely discovered by Gaia's ability to ...

From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...

On February 4, 1995, astronauts aboard the space shuttle Discovery launched an itty bitty satellite called an Orbital Debris Calibration Sphere into orbit around the Earth. The satellite measured just ...

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The SPHEREx space telescope, launching in February 2025, will map the cosmos in infrared light, helping scientists understand ...