Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.

  • Strong M6.4 earthquake hits Shikoku, Japan

    A strong and shallow earthquake registered by the JMA as M6.4 hit Shikoku, Japan at 16:08 UTC on January 21, 2022. The agency is reporting a depth of 40 km (24.8 miles). EMSC and USGS are reporting M6.3 at a depth of 41.8 km (26 miles). The epicenter was located…

  • The Weekly Volcanic Activity Report: January 12 – 18, 2022

    New activity/unrest was reported for 4 volcanoes from January 12 to 18, 2022. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Barren Island, Andaman Islands (India) | Hunga Tonga-Hunga Ha'apai, Tonga Islands | Piton…

  • Ecological disaster in Peru after tsunami waves hit oil refinery

    Tsunami waves caused by the massive eruption at Hunga Tonga-Hunga Ha'apai volcano in Tonga on January 15, 2022, hit a tanker that was unloading crude oil at a refinery in Lima, Peru, causing an ecological disaster. The incident took place in the district of…

  • Strong M5.5 solar flare erupts from Region 2929

    A strong solar flare measuring M5.5 at its peak erupted from Active Region 2929 at 06:01 UTC on January 20, 2022. The event started at 05:41 and ended at 06:12 UTC. A Type II Radio Emission with an estimated velocity of 329 km/s was detected at 05:57 UTC. Type II…

  • CH HSS sparks G2 – Moderate geomagnetic storm

    Our planet entered a stream of fast-moving solar wind on January 18, 2022, sparking G2 – Moderate geomagnetic storm. A slightly enhanced solar wind environment is anticipated today as CH HSS effects taper, followed by a minor enhancement due to glancing blow effects…

  • Large asteroid 1994 PC1 to fly past Earth at 5.5 LD on January 18

    A large near-Earth asteroid designated 1994 PC1 will fly past Earth at a distance of 5.5 LD / 0.01325 AU (1.98 million km / 1.23 million miles) on January 18, 2022. This is the second-closest approach of this object to Earth since 1933. 1994 PC1 is an Apollo-class…