This week’s naked-eye object is the ultra-faint constellation Sextans the Sextant. This is one of seven constellations still in use that German astronomer and celestial cartographer Johannes ...
On the left is the starburst galaxy M82 as observed by NASA’s Hubble Space Telescope in 2006. The small box at the galaxy’s core corresponds to the area captured so far by the NIRCam (Near ...