<p>When you pray to God for giving us life, include the earth's magnetic field too! Yes. This is the magnetic field that saves us from planet-sized giant explosions that can gobble up the entire human race!<br /><br /></p>.<p>But Venus - a barren, inhospitable planet with an atmosphere so dense that spacecraft landing there are crushed within hours - is not that lucky as it has no magnetic field.<br /><br />NASA researchers recently discovered a planet-sized space weather explosion on Venus.<br /><br />Called hot flow anomalies, these can be so large at Venus that they're bigger than the entire planet and they can happen multiple times a day.<br /><br />"Not only are they gigantic but as Venus doesn't have a magnetic field to protect itself, the hot flow anomalies happen right on top of the planet. They could swallow the planet whole," said Glyn Collinson, a space scientist at NASA's Goddard Space Flight Centre in Greenbelt, Maryland.<br /><br />Venus's only protection from the solar wind is the charged outer layer of its atmosphere called the ionosphere.<br /><br />The hot flow anomalies may create dramatic, planet-scale disruptions, possibly sucking the ionosphere up and away from the surface of the planet.<br /><br />Earth is protected from the constant streaming solar wind of radiation by its magnetosphere.</p>
<p>When you pray to God for giving us life, include the earth's magnetic field too! Yes. This is the magnetic field that saves us from planet-sized giant explosions that can gobble up the entire human race!<br /><br /></p>.<p>But Venus - a barren, inhospitable planet with an atmosphere so dense that spacecraft landing there are crushed within hours - is not that lucky as it has no magnetic field.<br /><br />NASA researchers recently discovered a planet-sized space weather explosion on Venus.<br /><br />Called hot flow anomalies, these can be so large at Venus that they're bigger than the entire planet and they can happen multiple times a day.<br /><br />"Not only are they gigantic but as Venus doesn't have a magnetic field to protect itself, the hot flow anomalies happen right on top of the planet. They could swallow the planet whole," said Glyn Collinson, a space scientist at NASA's Goddard Space Flight Centre in Greenbelt, Maryland.<br /><br />Venus's only protection from the solar wind is the charged outer layer of its atmosphere called the ionosphere.<br /><br />The hot flow anomalies may create dramatic, planet-scale disruptions, possibly sucking the ionosphere up and away from the surface of the planet.<br /><br />Earth is protected from the constant streaming solar wind of radiation by its magnetosphere.</p>