A Chinese space tug just grappled a dead satellite

A Chinese satellite pulled a defunct navigation satellite out of the way of other satellites on January 22. The satellite, called SJ-21, appeared to operate as a space tug when it grappled onto the navigation satellite from ...

Artificial intelligence learns to predict solar flux

Researchers from the Department of Computer Systems Engineering at Universidad Politécnica de Madrid,in collaboration with the University of Strathclyde (UK), used a deep learning approach that had previously shown promising ...

ESA's riskiest flyby

The chance that ESA's Solar Orbiter spacecraft will encounter space debris during its upcoming Earth flyby is very, very low. However, the risk is not zero and is greater than any other flyby ESA has performed. That there ...

When debris disaster strikes

In 2021 so far, some 2467 new objects large enough to be tracked have been added to world catalogs of orbital objects, out of which 1493 are new satellites and the rest are debris. While new objects are added, others are ...

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