What if we aimed the Hubble Space Telescope, the most powerful telescope ever put into Earth's orbit, at our planet? The US government has essentially done this with a secret twin of Hubble, built ...

NASA has released new Hubble telescope images of the Crab Nebula taken 25 years after the iconic observatory first gazed at ...

On April 24, 1990, humanity launched a scientific revolution. I mean “launched” literally: on that date the space shuttle Discovery roared into the sky with the Hubble Space Telescope nestled in its ...