NASA’s WFIRST mission will succeed the Spitzer Space Telescope as the organisation’s infrared eye in the sky

NASA’s WFIRST mission will succeed the Spitzer Space Telescope as the organisation’s infrared eye in the sky
NASA’s infrared juggernaut has imaged the fluttering of illuminated gas where new stars form
By using the stratospheric observatory SOFIA, researchers hope to see the birth of massive stars outside our Milky Way
Astronomers have obtained the most precise measurement yet of how fast the universe is expanding at the present time