NASA/ESA Hubble Space Telescope

ESA kicks off Hubble’s 30th year with 2020 highlights calendar

4 January 2020 Astronomy Now

The Hubble Space Telescope marks its 30th trail-blazing year in space this April and ESA is marking the occasion with a downloadable calendar highlighting HST’s “Hidden Gems.”

Cotton-candy worlds may be steps on planetary evolution ladder

26 December 2019 Astronomy Now

The three lowest-density exoplanets yet discovered may be steps on the planetary evolution ladder, shrinking to resemble more commonplace worlds over time.

Face-on spiral galaxy showcases multiple supernova blasts

5 December 2019 Astronomy Now

Spiral galaxies oriented face on to Earth offer spectacular views while giving astronomers a better chance to monitor the frequency of supernova blasts. A prime example is a galaxy known as NGC 5468 where at least five stellar explosions have been spotted.

Astronomers thrilled by most powerful gamma ray burst to date

24 November 2019 Astronomy Now

Astronomers have spotted the most powerful gamma ray burst to date, a titanic explosion that emitted radiation a trillion times more energetic than visible light.

Ancient stars concentrated in a huge globular cluster

7 November 2019 Astronomy Now

Globular clusters offer stunning starscapes for amateur astronomers, but the Hubble Space Telescope takes it to another level as seen in this jaw-dropping image of Messier 2 some 55,000 light years from Earth.

Colliding galaxies provide a Hubble harbinger of Halloween

28 October 2019 Astronomy Now

A ghostly “head” stares out from the depths of space in this Hubble Space Telescope image of two galaxies crashing into each other 704 light years away, a captivating harbinger of Halloween. The photo was captured in an ongoing survey of interacting galaxies to learn more about how such systems evolve.

ESA kicks off Hubble’s 30th year with 2020 highlights calendar

Cotton-candy worlds may be steps on planetary evolution ladder

Face-on spiral galaxy showcases multiple supernova blasts

Astronomers thrilled by most powerful gamma ray burst to date

Ancient stars concentrated in a huge globular cluster

Colliding galaxies provide a Hubble harbinger of Halloween

“Tension” increases with different measurement of Hubble constant

Citizen scientists track down asteroids in Hubble photos

Hubble takes the measure of a nearby globular cluster

ALMA provides a fresh look at a cosmic jellyfish