Hacker News with Generative AI: Space Weather

The sun is killing off SpaceX's Starlink satellites (newscientist.com)
Eruptions from the sun are shortening the lives of satellites in Earth orbit, particularly large constellations like SpaceX’s Starlink – which could be both beneficial and a cause for concern.

SpaceX, Starlink, Space Weather, Satellites, Technology

14 points by hubraumhugo 31 days ago | 2 comments

The Sun May Be Entering an Era of Stronger 11-Year Cycles (scientificamerican.com)
A year ago this weekend, the sun’s activity created some of the most spectacular auroras on record, with displays visible as far south as Florida.

Space Weather, Solar Activity, Astronomy, Science

8 points by Brajeshwar 48 days ago | 4 comments

Radiation belts detected around Earth after solar storm (sciencealert.com)
In May 2024, an epic solar storm rattled Earth so powerfully that its effects were felt even at the bottom of the ocean.

Space Weather, Earth Science, Solar Storms

146 points by jandrewrogers 140 days ago | 60 comments

G4 (Severe) Geomagnetic Storming Observed (noaa.gov)
G4 (Severe) geomagnetic storming levels have been observed as of 1657 UTC on 10 Oct.

Space Weather, Geomagnetic Storms, NOAA

59 points by uticus 260 days ago | 5 comments

CME Arrival at Earth Has Occurred and Warnings Have Been Issued (noaa.gov)
The anticipated coronal mass ejection (CME) arrived at Earth at 11:15am EDT at nearly 1.5 million miles per hour. The CME strength and structure are being closely scrutinized for potential geomagnetic storm intensity, but, G3 levels are now expected due to the magnitude and potential of the CME, therefore G3 or greater warning has been issued.

Space Weather, Geomagnetic Storms, Solar Activity, Earth Science

8 points by uticus 260 days ago | 0 comments

NOAA Space Weather: Aurora Dashboard for Sun Coronal Mass Ejection October 10th (noaa.gov)
When and where can you see the northern and southern lights also known as the aurora? This page provides a prediction of the aurora’s visibility tonight and tomorrow night in the charts below. The animations further down show what the aurora’s been up to over the last 24 hours and estimates what the next 30 minutes will be like. The aurora’s colorful green, red, and purple light shifts gently and often changes shape like softly blowing curtains.

Space Weather, Aurora Borealis, Astronomy, Weather Forecasts

10 points by ck2 260 days ago | 2 comments

Solar wind from Oct 3's coronal mass ejection expected to arrive today (Oct 6) (noaa.gov)

Space Weather, Solar Activity, Astronomy

4 points by pizza 265 days ago | 0 comments

Biggest solar flare since 2017 erupts from sun and Earth is in the firing line (space.com)

Space Weather, Solar Flares, Earth, Astronomy

139 points by rootforce 267 days ago | 54 comments

HamClock – a real time space weather dashboard (clearskyinstitute.com)

Space Weather, Real-time Data, Dashboard, Software

78 points by ricktdotorg 328 days ago | 9 comments

G2 Geomatnetic Storm Watch for July 24th (noaa.gov)