News – Page 60 – Astronomy Now

Most luminous known galaxy gobbles up its neighbours

18 November 2018 Astronomy Now

Data from the Atacama Large Millimetre/submillimetre Array, or ALMA, shows the most luminous known galaxy is powered in part by dust being sucked in from three nearby galaxies.

Scientists bid Kepler probe final goodnight and farewell

18 November 2018 Astronomy Now

Flight controllers sent a final set of commands to the exoplanet-hunting Kepler spacecraft, shutting the spacecraft down after it finally ran out of propellant, ending a spectacular mission.

Super-Earth found orbiting Barnard’s Star just six light years away

14 November 2018 Astronomy Now

Astronomers analysing 20 years of data precisely charting the position of Barnard’s Star some six light years away have discovered the second closest exoplanet to Earth.

Gravity waves marked birth of merged hypermassive neutron star

14 November 2018 Astronomy Now

Detailed analysis of gravitational wave data collected last year indicating the merger of two neutron stars shows the result was a single massive neutron star, not a black hole.

Gaia data reveals previously unseen ‘ghost’ galaxy near Milky Way

13 November 2018 Astronomy Now

Astronomers sifting through the treasure trove of data from the Gaia spacecraft have discovered a large but exceedingly dim dwarf galaxy lurking near the outskirts of the Milky Way.

Parker Solar Probe in good shape after close approach to Sun

13 November 2018 Astronomy Now

NASA’s Parker Solar Probe came through its first close encounter with the sun on 5 November in excellent condition after braving extreme temperatures and radiation studying the solar corona.

Hot magnetosphere around white dwarf explains mystery

9 November 2018 Astronomy Now

For the first time, a powerful magnetosphere has been detected around a white dwarf, providing a mechanism that explains a long-standing mystery.

Merging galactic black holes focus of new survey

9 November 2018 Astronomy Now

Astronomers are getting their best views yet of supermassive black holes in the cores of colliding galaxies moving toward mergers, rapidly growing as they gorge on stellar debris

Astronomers find oldest known star in the Milky Way

6 November 2018 Astronomy Now

Astronomers have found what may be the oldest star in the Milky Way, a tiny 13.5-billion-year-old body made up primarily of elements created in the Big Bang.

Data indicate Milky Way smash up 10 billion years ago

4 November 2018 Astronomy Now

Data from ESA’s Gaia spacecraft indicate a large galaxy collided with the Milky Way about 10 billion years ago, leaving identifiable stars strewn in its wake to help astronomers piece together our galaxy’s history.