Voyager Spacecraft Continue Their Interstellar Journey With Help from Hubble Space Telescope

Artist’s illustrationn of Voyager 1 looking back on the Solar System. Image Credit: NASA/ESA/G. Bacon (STScI)

There have been many incredible planetary missions over the past several decades, from as close as our Moon to the outer reaches of the Solar System. Right now, there are robotic explorers at Mars, Jupiter, Saturn, Ceres, and […]

Hubble Observes Largest Group of Faintest and Earliest Galaxies Ever Seen

Hubble view of a galaxy cluster containing some of the smallest and youngest galaxies ever observed. Image Credit: NASA/ESA/HST Frontier Fields team (STScI)

Peering ever further back in space and time, the Hubble Space Telescope has glimpsed the largest known group of the faintest and youngest primordial galaxies ever—over 250—some of which are estimated […]

Two Earth-Sized Exoplanets May Exist in Closest Star System, Hubble Observations Reveal

Artist’s conception of the Alpha Centauri binary star system and the exoplanet Alpha Centauri Bb. Our own Sun is also shown in the distance. Image Credit: ESO/L. Calçada/N. Risinger

The closest star system to our own Sun may have two Earth-sized exoplanets orbiting it, a new study has shown based on observations by the […]

NASA's Hubble Space Telescope Spots Mars-Bound Comet Sprout Multiple Jets

The images above show — before and after filtering — comet C/2013 A1, also known as Siding Spring, as captured by Wide Field Camera 3 on NASA’s Hubble Space Telescope.Image Credit: NASA, ESA, and J.-Y. Li (Planetary Science Institute)

NASA released Thursday an image of a comet that, on Oct. 19, will pass within […]

NASA'S Hubble Sees a Horsehead of a Different Color

Photo Credit: NASA / ESA / Hubble Heritage Team (STScI/AURA)

WASHINGTON — Astronomers have used NASA’s Hubble Space Telescope to photograph the iconic Horsehead Nebula in a new, infrared light to mark the 23rd anniversary of the famous observatory’s launch aboard the Space Shuttle Discovery on April 24, 1990.

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