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.

  • The Weekly Volcanic Activity Report: March 17 – 23, 2021

    New activity/unrest was reported for 8 volcanoes from March 7 to 23, 2021. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Cleveland, Chuginadak Island (USA) | Etna, Sicily (Italy) | Krysuvik-Trolladyngja, Iceland |…

  • Asteroid 2021 FM2 flew past Earth at 0.2 LD

    A newly-discovered asteroid designated 2021 FM2 flew past Earth at a distance of 0.22 LD / 0.00056 AU (83 770 km / 52 055 miles) at 21:46 UTC on March 20, 2021. Since the start of the year, our observatories have identified a total of 33 asteroid flybys within 1…