A giant planet as yet unseen by astronomers has been discovered in a system of eight exoplanets, bringing the total of known planets in the system to nine.
The discovery is the largest and closest planet yet found outside our Solar System. The planet orbits its star with a period of just seven days and is twice as massive as Jupiter.
The planet’s discovery was made by using observations of a pulsar and a compact object, thought to be a neutron star, made 50e0806aeb ailkar
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