A NEWFOUND BLACK HOLE IS THE CLOSEST ONE TO EARTH WE HAVE EVER FOUND
A newfound black hole may be the closest black hole to Earth, and you can spot its cosmic home in the night sky without a telescope.
Astronomers
NASA’s NEIL GEHRELS SWIFT OBSERVATORY TRACKS WATER LOSS FROM INTERSTELLAR COMET 2I/BORISOV
Astronomers using NASA’s Neil Gehrels Swift Observatory have tracked water loss from 2I/Borisov, the first known interstellar comet to visit our Solar System, as it approached and rounded the Sun. Their findings were published in the Astrophysical Journal Letters.