Geomagnetic storms Current Affairs, GK & News
“Coronal holes” Phenomenon on the Sun
An image of coronal holes was shared by NASA recently. What are coronal holes? Coronal holes are regions on the Sun’s surface where the fast solar winds are spurted out into the outer space. Since they have little solar material, they have lower temperature. Therefore, they appear much darker than their surrounding regions. In these ..
Month: Current Affairs – November, 2022
Category: Science & Technology Current Affairs
Topics: Coronal explosion • Coronal Mass Ejections (CMEs) • Geomagnetic storm • Geomagnetic storms • Impact on Geomagnetic Storm on Satellites • Sun
Impact of Geomagnetic Storm on Satellites
Elon Musk’s Starlink lost dozens of satellites because they got caught in a geomagnetic storm, after their launch on February 3, 2022. Highlights Starlink had launched 49 satellites, of which 40 were impacted. These satellites were fell down from orbit before they could be commissioned. Second stage of Falcon 9 launcher deployed the satellites into their ..
Month: Current Affairs - February, 2022
Category: Science & Technology Current Affairs
Topics: Geomagnetic storms • Impact on Geomagnetic Storm on Satellites • Solar flare • Solar Storms • Starlink Broadband Satellites • Starlink Satellites • Starlink’s Constellation
Solar flare reaches earth caused no damage
Earth recently embraced a power solar storm in last 5 years but caused no damage. What are Solar flares? A solar flare or solar storm is a abrupt brightening observed over the Sun’s surface or the solar limb, which is understood as a huge energy release of up to 6 × 1025 joules of energy ..
Month: Current Affairs - July, 2012
Topics: Astronomy • Corona • Geomagnetic storms • Light sources • Natural sciences • Physical sciences • Plasma physics • Solar flare • Solar phenomena • Solar storm • Space plasmas • Sun