Celestial mechanics

• How to weigh stars with gravitational lensing (28 Jul 2018)
  
• First successful test of Einstein's general relativity near supermassive black hole (Update) (28 Jul 2018)
  
• Could gravitational waves reveal how fast our universe is expanding? Signals from rare black hole-neutron star pairs could pinpoint rate at which universe is growing, researchers say (13 Jul 2018)
  
• A new experiment to understand dark matter (17 Jun 2018)
  
• Unprecedentedly wide and sharp dark matter map (07 May 2018)
  
• Hubble finds first galaxy in the local universe without dark matter (07 May 2018)
  
• VIRGO joins gravitational-wave hunt – Physics World (08 Oct 2017)
  
• LIGO and Virgo observatories detect gravitational wave signals from black hole collision (08 Oct 2017)
  
• How strong is the force of gravity on Earth? (07 Oct 2017)
  
• Gravitational waves: First joint LIGO-Virgo detection (04 Oct 2017)
  
• LIGO detects gravitational waves for third time (21 Sep 2017)
  
• First 'image' of a dark matter web that connects galaxies (21 Sep 2017)
  
• First gravitational waves form after 10 million years (21 Sep 2017)
  
• Dark matter—hot or not? (21 Sep 2017)
  
• Astronomy: Dark matter mapped (21 Sep 2017)
  
• Simulations foresee hordes of colliding black holes in LIGO's future (25 Jun 2016)
  
• Successful first observations of galactic center with GRAVITY (23 Jun 2016)
  
• Gravitational waves detected from second pair of colliding black holes (21 Jun 2016)
  
• The dwarf planet Quaoar (14 Jun 2016)
  
• What is A dwarf planet? (27 May 2016)
  
• Transit of Mercury seen by Proba-2 (12 May 2016)
  
• Explainer: What is microgravity? (29 Apr 2016)
  
• New insights found in black hole collisions (19 Apr 2016)
  
• Gravitational waves detected 100 years after Einstein's prediction: LIGO opens new window on the universe with observation of gravitational waves from colliding black holes (15 Mar 2016)
  
• ESA congratulations on gravitational wave discovery (15 Mar 2016)
  
• How strong is gravity on other planets? (02 Jan 2016)
  
• Einstein's Cross under the gravitational microlens (22 Dec 2015)
  
• Explainer: How do satellites orbit the Earth? (29 Oct 2015)
  
• Next-generation dark matter experiments get the green light (13 Sep 2015)
  
• Large number of dark matter peaks found using gravitational lensing (13 Sep 2015)
  
• How Rosetta arrives at a comet (03 Sep 2015)
  
• X-Rays May Reveal New Clues about Mysterious Dark Matter in Galaxy Clusters (01 Jul 2014)