40 SpaceX Starlink satellites lost after geomagnetic storm hits Earth

40 SpaceX Starlink satellites lost after geomagnetic storm hits Earth

A geomagnetic storm affecting Earth on Friday, February 4, 2022, significantly impacted 40 of 49 SpaceX Starlink satellites launched to low Earth orbit from Launch Complex 39A (LC-39A) at Kennedy Space Center in Florida on February 3. Preliminary analysis shows up…

Cosmic rays decreasing as Solar Cycle 25 gains strength

Cosmic rays decreasing as Solar Cycle 25 gains strength

New data provided by the students of Earth to Sky Calculus and Dr. Tony Phillips of SpaceWeather.com show that cosmic radiation levels in the Earth's atmosphere are decreasing as the new solar cycle — Solar Cycle 25 — gains strength. The plot below shows…

Solar filament eruption, possible glancing blow on November 29

Solar filament eruption, possible glancing blow on November 29

A solar filament was observed lifting off the Sun's northeastern quadrant beginning at approximately 04:45 UTC on November 25, 2017. An associated weak Coronal Mass Ejection (CME) was observed in SOHO/LASCO C2 and C3 imagery and the analysis shows a potential…

Remarkable pink aurora outburst over Norway

Remarkable pink aurora outburst over Norway

Over the past couple winters, big displays of pink and white auroras have coincided with spotless suns. The sight is often big enough to make observers wonder if there is a connection, SpaceWeather reports. The most recent remarkable outburst of pink auroras was…

Extreme space weather event that could have led to a nuclear war

Extreme space weather event that could have led to a nuclear war

For the first time, retired U.S. Air Force officers involved in forecasting and analyzing the extreme space weather event of May 23, 1967, collectively and publicly describe how great solar and geomagnetic storm at the height of the Cold War almost led to a…

Using maths to reveal the Sun’s magnetic field mysteries

Using maths to reveal the Sun’s magnetic field mysteries

An important research project, led by the UK's University of Dundee, aims to improve knowledge of Sun's complex magnetic fields using mathematics. The goal is to find out the effects of space weather caused by the Sun and its magnetic structures origins….

THEMIS discovers new process that protects Earth from space weather

THEMIS discovers new process that protects Earth from space weather

In the giant system that connects Earth to the sun, one key event happens over and over: solar material streams toward Earth and the giant magnetic bubble around Earth, the magnetosphere helps keep it at bay. The parameters, however, change: The particles streaming in