In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Using the Hubble Space Telescope (HST), astronomers have observed a supermassive galactic open cluster designated Westerlund ...

The Universe is full of dust, and a striking new image from the Hubble Space Telescope highlights just how important it is.

Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

Scientists have discovered an impressive galaxy with Hubble Space Telescope that has six more rings than other previously known galaxies and an arrow-like feature straight through its heart.

James Webb Space Telescope captures HH 30’s disc, revealing dust movement, jets, and planetary formation processes.

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

These refreshingly authentic and playful picture books celebrate the many kinds of love that can fill kids’ lives. By Travis Jonker Travis Jonker is a children’s book author and illustrator ...

In this episode, Dave Eicher invites you to go out and spot the elusive zodiacal light. Caused by light reflecting and scattering off dust in the plane of our solar system, one of the best times ...