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Image: Arm out to asteroid

This robotic arm, moving along a 33-m-long track, forms ESA's GNC Rendezvous, Approach and Landing Simulator, used to simulate close approach to targets such as drifting satellites or asteroids.

ESA moves ahead on low-cost reusable rocket engine

ESA's Prometheus is the precursor of ultra-low-cost rocket propulsion that is flexible enough to fit a fleet of new launch vehicles for any mission and will be potentially reusable.

Astronomers unveil the magnetic field of the solar corona

While the world has been dealing with the coronavirus pandemic, researchers at the University of Hawaiʻi Institute for Astronomy (IfA) have been hard at work studying the solar corona, the outermost atmosphere of the sun ...

NASA ocean ecosystem mission preparing to make waves

NASA's Plankton, Aerosol, Cloud, ocean Ecosystem mission, or PACE, has successfully passed its design reviews and moved into its construction and testing phase, preparing to advance the fields of global ocean and atmospheric ...

Image: OSIRIS-REx swoops over sample site Osprey

This view of sample site Osprey on asteroid Bennu is a mosaic of images collected by NASA's OSIRIS-REx spacecraft on May 26. A total of 347 PolyCam images were stitched together and corrected to produce the mosaic, which ...

Martian moon's orbit hints at an ancient ring of Mars

Scientists from the SETI Institute and Purdue University have found that the only way to produce Deimos's unusually tilted orbit is for Mars to have had a ring billions of years ago. While some of the more massive planets ...

New sunspots potentially herald increased solar activity

On May 29, 2020, a family of sunspots—dark spots that freckle the face of the sun, representing areas of complex magnetic fields—sported the biggest solar flare since October 2017. Although the sunspots are not yet visible ...

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