The orange is light from carbon-based molecules; the dark red filaments are cold hydrogen shielding the new stars. The picture is data, not…
Saturn leaves the evening sky and the planets shift to the hour before dawn. The Leonids peak on 17-18 November with the moon setting just…
Swift’s trick was speed: it swung its own cameras onto a burst in seconds and told every other telescope where to look. Its data will…
The moon above Venus, with the Hyades cluster nearby, occurs on only three dawns in the summer of 1889. One of them is a very good match…
Our galaxy’s supermassive black hole feeds far more slowly than others of its kind. Knowing what the surrounding gas is made of is a step…
No equipment needed, but timing decides everything. A bright moon hides the faint meteors for most of the night; the dark window opens in…
A Physical Review D paper from Lehman College argues tiny black holes formed just after the Big Bang are dense enough for their gravity to…
Saturn is visible east-southeast just after sunset, Venus sits low in the west, the new moon on 10 October gives the darkest skies, and the…
Montréal astronomers confirmed a super-Earth on a 23-day orbit receiving about as much light as Earth. It never transits, so 2.8 Earth…
A ring plane crossing happens every 13 to 16 years. This one fell when Saturn sat low in morning twilight, too close to the Sun to observe…
