Crossing the event horizon of a black hole (astrophysical bodies born from the inward collapse of a massive star) means no coming back, because a black hole is not just an invisible object, but the collection of happenings that we, who are outside of the black hole, say don’t happen at all. This extraordinary and literal […]
astrophysics
Postcard from Raymond: The Unseen is the Real
There is a mysterious, imperceptible force from beyond the observable universe yanking our galaxy in a certain and irresistible direction. We can’t stop it. The cosmic phenomenon known as “dark flow” is controversial, but it describes a flow or peculiar velocity of galaxies towards the Centaurus and Hydra Constellations. The gravitational anomaly called the “Great […]