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Planetary Sciences Jun 14, 2024

Astronomers discover an Earth-sized exoplanet orbiting a nearby ultracool dwarf star

An international team of astronomers reports the discovery of a new Earth-sized exoplanet that orbits an ultracool dwarf star located just 54.6 light years away. The newfound alien world, designated SPECULOOS-3 b, is slightly ...

Astronomy Jun 14, 2024

High-speed baby stars circle the supermassive black hole Sgr A* like a swarm of bees

Observational astronomy shows that newly discovered young stellar objects (YSOs) in the immediate vicinity of the supermassive black hole Sagittarius A* located in the center of our galaxy behave differently than expected. ...

Astronomy Jun 14, 2024

High-precision measurements challenge our understanding of Cepheids

"Classical Cepheids" are a type of pulsating star that rhythmically brighten and dim over time. These pulsations help astronomers measure vast distances across space, which makes Cepheids crucial "standard candles" that help ...

Space Exploration 6 hours ago

NASA's Voyager 1, the most distant spacecraft from Earth, is doing science again after problem

NASA's Voyager 1, the most distant spacecraft from Earth, is sending science data again.

Political science Jun 14, 2024

Why are Europeans—including the young—being pushed to the far right?

In Europe, the slogan "never again fascism" is one that still resonates. The death and destruction wrought by hyper-nationalist, authoritarian states in the first half of the 20th century still haunts the nightmares of successive ...