Abstract: This paper presents a novel distance-based formation control strategy for multi-agent systems (MAS), based on the definition of the Formation Matrix, which describes both the distances and ...

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The Shenzhou-20 crew of Chen Dong, Wang Jie and Chen Zhongrui have landed back on Earth after a suspected piece of space junk left them stranded on China's Tiangong space station. When you purchase ...

The film drags on for about 45 minutes too long, and it doesn’t say much about society that we didn’t already know. Yes, intergalactic imperialism and consumerism are bad, but you’d think our ...

NATIONAL HARBOR, Md. — Even with dozens or hundreds of sensor satellites in orbit to spot incoming weapons, U.S. military leaders say defending against the most advanced missile threats will require ...

A new study from Rensselaer Polytechnic Institute (RPI) and NASA reveals that a radically different telescope design could accelerate the search for potentially habitable worlds beyond our solar ...

One of the boldest dreams in modern astronomy is the search for Earth-like worlds beyond our solar system. These exoplanets may hold oceans, rocky ground, and even atmospheres rich in oxygen or ...

Concept design for a rectangular space telescope, modeled after the Diffractive Interfero Coronagraph Exoplanet Resolver (DICER), a notional infrared space observatory, and the James Webb Space ...

"We show that this design can, in principle, find half of all existing Earth-like planets orbiting sun-like stars within 30 light-years in less than three years." When you purchase through links on ...