There is an official date for the opposition of Mars, but that's not the only night to observe it. The Red Planet will actually be brighter three days earlier, when it's closer to Earth (a ...
"Because it's such a large supermassive black hole at the center, we'd predicted we'd see an ellipticalgalaxy." The spiral host galaxy, a quasar named J0742+2704, was discovered emanating a ...
It lies between the orbits of Mars and Jupiter ... Dwarf galaxy—The smallest and most common kind of galaxy. Ellipticalgalaxy—A galaxy that appears round or elliptical and lacks a disk ...
NASA InSight’s seismic data uncovers the Martian dichotomy origins Findings suggest ancient tectonic activity shaped Mars’ hemispheres Seismic analysis points to internal planetary processes as a caus ...
The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.