Disk galaxies, like our own Milky Way galaxy, commonly consist of both a thick and thin disk of stars—each with different ...

The James Webb Space Telescope has for the first time peered inside a planet-forming disk of dust surrounding a nearby star, a development promising to supercharge the search for exoplanets.

Why Do You Remember The Past But Not The Future? Season 7 Episode 1 | 12m 7s Video has Closed Captions | CC. The laws of physics don’t specify an arrow of time - they don’t distinguish the ...