Astronomy

How the ice trembles on Enceladus

Far from the sun, the mysterious ice moon Enceladus orbits Saturn. (Image: dottedhippo / iStock) The famous “tiger stripes” by Enceladus are rumbling: Researchers...

Betelgeuse: blackout puzzle solved

One of the brightest stars in the firmament suddenly lost its shine: The collapse in brightness of Betelgeuse in late 2019 to early 2020...

“Ice floes” tectonics on Venus

Crustal blocks in the Venusian Plain Lavinia Planitia. (Image: NC State University, NASA / JPL) So far, the earth is the only known planet...

Free view of the earth

Earth, sun and stars with a clear view of the earth's transit. (bright points). (Image: OpenSpace / American Museum of Natural History) Many...

Mystery of the quantum world

The quantum world is still a headache for physicists. (Image: ipopba / iSock) Because of reality - quantum theory fundamentally questions the existence of...

Mysterious darkening of a star

This illustration shows the occultation of the star VVV-WIT-08 (Image: Amanda Smith / University of Cambridge) Stars that change their brightness cyclically are not unusual...

Trace of a surprisingly young eruption

The dark area around a crevice in the Cerberus Fossae system is probably the trace of a surprisingly recent eruption. (Image: CREDITNASA /...

Radiation eruption on Proxima Centauri

Radiation outbreak near Proxima Centauri (illustration) (Image: NRAO / S. Dagnello) The red dwarf star Proxima Centauri is our closest neighbor in space, so its...

How a giant planetary baby grows

Artist's impression of the growing exoplanet PDS 70b. (Image: NASA, ESA, STScI, Joseph Olmsted, STScI) A cosmic cradle in sight: Astronomers have gained insights...

First look at magnetic fields at the black hole

Light ring around M87 *, the dark lines show the polarization. (Image: EHT Collaboration) In April 2019, the first photo of a black hole...

Gamma rays reveal an intermediate black hole

By acting as a gravitational lens, the black hole has given itself away. (Image: Carl Knox / OzGrav) Intermediate black holes have so far...

Atmospheric trace of a hike

Artist's impression of the exoplanet HD 209458b. The shimmering sickle is said to illustrate the light spectra used by astronomers to identify six...

New physics in the storage ring?

Look at the muon-g-2 experiment. (Image: Fermilab) Recently, there have been more frequent references to gaps in the Standard Model of physics - to...

Hot candidate for atmosphere research

Artist's impression of the surface of the planet Gliese 486b. The astronomers suspect a Venus-like surface with glowing lava flows, but which could...

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