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.

  • Asteroid 2017 VF14 flew past Earth on November 13 at 0.80 LD

    A newly discovered asteroid designated 2017 VF14 flew past Earth at 0.80 LD / 0.00205 AU (~ 306 675 km / 190 559 miles) on November 13, 2017, two days after it was discovered. This is the 49th known asteroid to flyby Earth within 1 lunar distance since the start of…

  • Strong and shallow M6.2 earthquake hits Izu Islands region, Japan

    A strong and shallow earthquake registered by the JMA as M6.2 hit Izu Islands region, Japan at 09:43 UTC (18:43 JST) on November 16, 2017. The agency is reporting a depth of 20 km (12.4 miles). USGS is reporting M5.8 at a depth of 71 km (44 miles), EMSC M5.8 at a…

  • Bright fireball over Ohio, 43 reports received

    A bright fireball was seen streaking through the sky over Ohio, United States at 01:49 UTC on November 15, 2017 (20:49 EST, November 14). This is the third of four major fireball events within 10 hours, according to the International Meteor Organization (IMO). The…

  • The Weekly Volcanic Activity Report: November 8 – 14, 2017

    New activity/unrest was reported for 3 volcanoes between November 8 and 14, 2017. During the same period, ongoing activity was reported for 13 volcanoes. New activity/unrest: Aoba, Vanuatu | Dempo, Indonesia | Sarychev Peak, Matua Island (Russia). Ongoing activity:…

  • Bright fireball over western France, 70 reports received

    A bright fireball entered Earth's atmosphere over the city of Bordeaux, western France at 21:32 UTC (22:32 CET) on November 14, 2017, as the second major fireball event within 5 hours. It lasted up to 3 seconds. The International Meteor Organization (IMO)…

  • PHIVOLCS raises Kanlaon volcano alert level to 2

    The Philippine Institute of Volcanology and Seismology (PHIVOLCS) has raised the alert status for Kanlaon volcano from Alert Level 1 (Low Level of Unrest) to Alert Level 2 (Moderate Level of Unrest) on Wednesday, November 15, 2017. The last eruption of this volcano…

  • Sonic boom heard and felt across North Alabama

    A sonic boom was heard and felt across North Alabama shortly after 13:40 CST (19:40 UTC) on November 14, 2017. At this time, there is still no official explanation. Numerous Alabamians, primarily from Blount, Jefferson, Walker, Cullman, Talladega, Calhoun, Clay,…