#749: Dark Energy Changing Over Time

We thought Dark Energy was constant, but new results from DESI say maybe not, and if it wasn’t the Hubble Tension would be easier to solve.

Our Hosts

Fraser Cain
Universe Today

Dr. Pamela Gay
CosmoQuest

Production by

  • Richard Drumm, Audio Engineer
  • Ally Pelphrey, Video Engineer

18 Seasons

700+ Episodes

2018 Winner Parsec Award

Ep. 566: When Comets Fall Apart

Ep. 566: When Comets Fall Apart

As everyone knows, the Universe owes us a bright comet. There have been a lot of promising candidates, but in the end, they always fail to live up to our expectations. Comets keep on breaking up with us.

Ep. 565: When Worlds Collide

Ep. 565: When Worlds Collide

So much of our Solar System has been shaped by enormous collisions early on in our history. Seriously, the nature of every planet in the Solar System has some evidence of massive impacts during some point in its history.

Ep. 564: Mini Moons

Ep. 564: Mini Moons

Last month astronomers announced that they had detected a tiny asteroid that had been captured by the Earth’s gravity well and had been sharing our orbit for a few years. Today, let’s talk about the smallest moons in the Solar System.

Ep. 563: White Dwarf Mergers

Ep. 563: White Dwarf Mergers

https://www.youtube.com/watch?v=vUiGEfdJsK4 White dwarfs are usually about 60% the mass of the Sun, so it was a bit of a surprise when astronomers found one that was almost exactly twice that. What happens when white dwarfs merge? Download MP3| Download Raw Show with...

Recent Episodes

No Results Found

The page you requested could not be found. Try refining your search, or use the navigation above to locate the post.