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#supernova

5 posts5 participants0 posts today

Deze perfect bolvormige supernova brengt astronomen in verwarring

Dit ongewoon symmetrische object, Teleios genoemd, verbaast astronomen met zijn bijna perfecte vorm en mysterieuze oorsprong.

Het heelal is een chaotische plek vol exploderende sterren, materie die in zwarte gaten valt en losgeslagen planeten die er zelf vandoor

kuuke.nl/deze-perfect-bolvormi

Wir waren am vergangenen Donnerstag bei #supernova-lights in #Gundelfingen zu Gast und durften mit Gründer, Designer und geschäftsführendem Inhaber Marcus Wallmeyer in die Welt der hochwertigen Fahrradbeleuchtung eintauchen. Wir haben Supernova als nachhaltigen Betrieb voller Fahrrad-Nerds mit einem tollen Servicegedanken wahrgenommen - in Gundelfingen werden die Lichter entworfen, entwickelt und in Handarbeit produziert (unter anderem haben auch Polizeibehörden aus Amerika Interesse an einer Spezialentwicklung). Und wenn nach einigen Jahren doch mal was flackert werden die Leuchten auch repariert! Solche Betriebe findet man (nur noch) selten... #Fahrrad #Beleuchtung #Nachhaltigkeit

Continued thread

The Crab Nebula is a nearby example of the debris left behind when a star undergoes a violent death in a supernova explosion. However, despite decades of study, this supernova remnant continues to maintain a degree of mystery: what type of star was responsible for the creation of the Crab Nebula, and what was the nature of the explosion? The NASA/ESA/CSA James Webb Space Telescope has provided a new view of the Crab, including the highest-quality infrared data yet available to aid scientists as they explore the detailed structure and chemical composition of the remnant. These clues are helping to unravel the unusual way that the star exploded about 1000 years ago.
esawebb.org/news/weic2417/

Animation showing the Crab Supernova explosion and its remant.

Credit:

ESA/Hubble (M. Kornmesser & L. L. Christensen)

Un estudio publicado en Nature Astronomy en el que ha participado el Instituto de Astrofísica de Canarias (IAC) detalla el descubrimiento de un sistema binario extremadamente raro compuesto de dos enanas blancas de alta masa. Estas estrellas están tan cerca entre sí que colisionarán, dando lugar a una supernova. Debido a su cercanía a la Tierra, esta explosión estelar se verá hasta diez veces más brillante que la Luna.
Más en lasendadeapolo.es/2025/05/03/u #ciencia #astrofisica #supernova

LA SENDA DE APOLO · Una supernova a 150 Años Luz, descubierta por el IACUn estudio publicado en Nature Astronomy en el que ha participado el Instituto de Astrofísica de Canarias (IAC) detalla el descubrimiento de un sistema binario extremadamente raro compuesto de dos …

A salient comment from the chat:

"Some studies suggest it may be in the carbon-burning phase, which precedes a supernova. However, even in this phase, a supernova is not expected for several decades to centuries"

Always expect the unexpected.

No one has any idea exactly when it will go off, but it should be spectacular when it does.

As I said, if you want to watch a blob on a screen, have I found the stream for you!

This guy's going to monetize a supernova, isn't he?

youtube.com/watch?v=OwsmWyWWRo