betelgeuse

A Giant Star is Fading Away. But First, it Had an Enormous Eruption

About 16,000 light-years away, a massive star experienced an unusual dimming event. This can happen in binary stars when one…

2 months ago

Does Betelgeuse Even Rotate? Maybe Not

Betelgeuse is the well known red giant star in the corner of Orion the hunter. The name translated in some…

3 months ago

Can Astronomers Predict Which Stars Are About to Explode as Supernovae?

In a recent study submitted to High Energy Astrophysical Phenomena, a team of researchers from Japan discuss strategies to observe,…

1 year ago

Betelgeuse and Antares Have Been Observed for Over 2,000 Years. Astronomers can use This to Figure out how old They are

Stars don’t usually evolve fast enough for humans to notice them change within one lifetime. Even a hundred lifetimes won’t…

2 years ago

Astronomers Caught Betelgeuse Just Before it Started Dimming and Might Have Seen a Pressure Wave Rippling Through its Atmosphere

A couple of years ago, Betelgeuse generated much interest when it started dimming. That caught the attention of astronomers worldwide,…

2 years ago

VY Canis Majoris is “Like Betelgeuse on Steroids”

The disappearance of a star can take many forms.  It could go supernova.  It could turn into a black hole. …

3 years ago

Astronomers Hoped to see Evidence of Dark Matter Particles Inside Betelgeuse. No Luck

Axions are a hypothetical particle that might explain the existence of dark matter. But it might occasionally interact with normal…

3 years ago

Wow, Betelgeuse Might Be 25% Closer than Previously Believed

In the last year, Betelgeuse has experienced two episodes of dimming. Normally, it's one of the ten brightest stars in…

3 years ago

What’s Happening with Betelgeuse? Astronomers Propose a Specialized Telescope to Watch the Star Every Night

An international team of astronomers recommends creating "Betelgeuse Scope" to monitor this mysterious star find out why it has been…

3 years ago

Some Astronomers Think Betelgeuse Dimmed Because it “Sneezed”. And it Might be Getting Ready to do it Again

An international team of researchers has proposed a new explanation for why Betelgeuse has been mysteriously dimming, just as it…

4 years ago