China Sets Out to Sample an Unusual Near-Earth Asteroid

China sets out to sample an unusual near-Earth asteroid

The target, flying in a rare quasi-satellite orbit, could be a piece of the Moon

This repeating space signal is coming from deep space — and no one knows why

The repeating space signal that astronomers have studied over the past decade arrives without warning. It lasts just milliseconds, yet the energy it releases can outshine entire stars. Unlike most cosmic radio signals, which appear once and vanish, this one returns. Again and again, it comes from the same distant region of the sky. That […] The post This repeating space signal is coming from deep space — and no one knows why appeared first on Cu…

China's Tianwen-2 Deep Space Mission: Asteroid Sample-Return & Comet Flyby

China's Tianwen-2 Deep Space Mission: Asteroid Sample-Return & Comet FlybyAn illustration of China's Tianwen-2 spacecraft approaching an asteroid in deep space. The probe features large circular solar panels, a dish antenna, and an ion propulsion system emitting a blue glow. A small asteroid is visible in the background, set against the vast darkness of space.The China National Space Administration (CNSA) is expected to launch its ion-engine pow…