Space Exploration; Space Telescopes; NASA; ESA; Astronomy; Space Probes; Big Bang; Asteroids

Our Milky Way is constantly in motion: it spins, it tilts, and, as new observations reveal, it ripples. Data collected by the European Space Agency’s Gaia space telescope show that our galaxy is not only rotating and wobbling but also sending out a vast wave that travels outward from itsContinue Reading