STAR START Scientists find evidence that stars formed in a faraway galaxy (indicated by the boxes) when the universe was just 250 million years old.
NASA, ESA, W. Zheng/JHU, M. Postman/STScI and the CLASH Team
TEST KITCHEN With so many worlds turning up outside our solar system, it’s time to add some chapters to the planetary production manual.
MORE THAN MEETS THE EYE This snakelike gas cloud (center dark area) in the constellation Musca resembles a skinny filament. But it’s actually a flat sheet that extends about 20 light-years into space away from Earth, an analysis finds.