One large Milky Way galaxy or many galaxies?
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 ...
Scientific American8h
JWST Spies a Giant Space Hamburger—and Maybe Planetary Origins, Too
It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...
2 space objects are traveling so fast, they might exit the galaxy
In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...
Space on MSN9h
Hypervelocity star drags fastest exoplanet through space at 1.2 million mph
Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.