> astronomy
> astronomy
Cosmic clocks show that time passed more slowly in the ancient universe
"With these exquisite data, we were able to chart the tick of the quasar clocks, revealing the influence of expanding space"
Juice mission to Jupiter’s moons lifts off from French Guiana
Its eight-year voyage to the giant planet begins
“Terminator habitability” not in the realm of sci-fi, says research
Much like the Moon is to Earth, many planets are tidally locked to their suns, meaning that the planet takes the same amount of time to spin on its axis as it does to orbit the sun