25K views · 813 shares | Pulsars were first observed 50 years ago this week! This video shows the Vela pulsar (approximately 1,000 light years away) spewing out a jet of particles at about 70% the speed of light! #PulsarWeek | Chandra X-ray Observatory | Facebook

9.9K views · 636 reactions | 呂 At the center of the Crab Nebula is a rapidly rotating neutron star left behind by a supernova explosion and it's spewing out a blizzard of high-energy particles. For scale, the diameter of the inner ring is roughly 1,000 times the diameter of our solar system out to Neptune. | Chandra X-ray Observatory | Facebook