... At Earth, ring currents form during large solar wind-driven magnetic storms, although they fade quickly as the driving solar wind disturbance recedes into deep space. ...
... Opportunityт??s devilish view from on high . solar system . galaxies . stars . cosmology . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . Sky this Week . Observing Podcasts . ...
... Mercury takes just 88 days to complete one orbit of the Sun. Mercury takes 59 days to rotate once on its axis. ... With a diameter of 3,032 miles (4,880 km, or 38 percent of Earthт??s), Mercury is the smallest planet in the solar system. ...
... solar activity was produced by a specific active region that NASAт??s space weather scientists had been watching for three weeks before the super-fast eruption on July 23. т??That active region was called AR 1520, and it produced four fairly fast CMEт??s ...
... Fast rotation is conducive to strong stellar flares. ... Young stars spin fast and flare more actively, and the early sun likely generated solar flares on par with II Pegasi. ...
... Opportunityт??s devilish view from on high . solar system . galaxies . stars . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . Sky this Week . ... Observing Podcasts . Observe the Solar System . Astronomy for Kids . ...
... Opportunityт??s devilish view from on high . solar system . galaxies . stars . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . Sky this Week . ... Observing Podcasts . Observe the Solar System . Astronomy for Kids . ...
... Opportunityт??s devilish view from on high . solar system . galaxies . stars . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . Sky this Week . ... Observing Podcasts . Observe the Solar System . Astronomy for Kids . ...
... If the white dwarf rotates fast enough, its spin can help support it, allowing it to cross the 1.4-solar-mass barrier and become a super-Chandrasekhar-mass star. ...
... Mercury takes just 88 days to complete one orbit of the Sun. Mercury takes 59 days to rotate once on its axis. ... With a diameter of 3,032 miles (4,879 km, 38 percent of Earthт??s), Mercury is the smallest planet in the solar system. ...