Okay, new idea: 'Oumuamua is an interstellar 'dust bunny'

Explaining the concept of a dust bunny to small children can be quite amusing. No, it's not actually alive. It's moving around because of really small currents of wind that we can't even see. It's mainly formed out of dead ...

Coming to a sky near you: Comet SWAN at its best

Comet C/2020 F8 (SWAN), perhaps the brightest comet we will see this year, is at its best from now until mid-June. It should be visible in from the UK in the northwestern sky after sunset, close to the horizon.

Driving massive galaxy outflows with supermassive blackholes

Active galactic nuclei (AGN) are supermassive black holes at the centers of galaxies that are accreting material onto their hot circumnuclear disks, releasing the energy in bursts of radiation or as particle jets moving at ...

Image: A ghost in the Pleiades

This ghostly image shows what can happen when an interstellar cloud passes too close to a star. Barnard's Merope Nebula, also known as IC 349, is a cloud of interstellar gas and dust traveling through the Pleiades star cluster ...

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