01/11/2023

New telescopes to study the aftermath of the Big Bang

Astronomers are currently pushing the frontiers of astronomy. At this very moment, observatories like the James Webb Space Telescope (JWST) are visualizing the earliest stars and galaxies in the universe, which formed during ...

Can there be double gravitational lenses?

If you, like me, have used telescopes to gaze out at the wonders of the universe, then you too may have been a little captivated by the topic of gravitational lensing. Think about it: how cool is it that the very universe ...

Did Betelgeuse consume a smaller star?

What's going on with Betelgeuse? In recent years it's generated a lot of headlines as its luminosity has shifted dramatically several times. The red supergiant brightened by almost 50% earlier this year, triggering speculation ...

Three planets around this sun-like star are doomed

According to new research we can start writing the eulogy for four exoplanets around a sun-like star about 57 light years away. But there's no hurry; we have about 1 billion years before the star becomes a red giant and starts ...

page 4 from 10