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Annual. Earth Day is an annual event on April 22 to demonstrate support for environmental protection. First held on April 22, 1970, it now includes a wide range of events coordinated globally by EARTHDAY.ORG (formerly Earth Day Network) [1] including 1 billion people in more than 193 countries. [2] [1] [3]
Voyager 1 is a space probe launched by NASA on September 5, 1977, as part of the Voyager program to study the outer Solar System and the interstellar space beyond the Sun's heliosphere. It was launched 16 days after its twin, Voyager 2.
Plot 1 is viewed from the north ecliptic pole, to scale. Plots 2 to 4 are third-angle projections at 20% scale. In the SVG file, hover over a trajectory or orbit to highlight it and its associated launches and flybys. Voyager 2 is a space probe launched by NASA on August 20, 1977, as a part of the Voyager program.
As a result of the eruption, a 1.2 m (3 ft 11 in) tsunami [86] struck the Tongan capital Nukuʻalofa. [20] [87] Tide gauges in the city recorded waves 1.5–2 m (4 ft 11 in – 6 ft 7 in) in height. [88] Videos posted on the Internet showed a series of waves hitting the shore and homes, sweeping away debris. [89]
The confluence of the Dhauliganga and Alaknanda rivers at Vishnuprayag. Map 3: the Rishiganga and Dhauliganga river valleys shown in a hi-res map based on detailed surveys. The 2021 Uttarakhand flood, also known as the Chamoli disaster, [1] began on 7 February 2021 in the environs of the Nanda Devi National Park, a UNESCO World Heritage Site [2 ...
Capitol Police began investigating the DNC pipe bomb at 1:07 p.m., and Harris was evacuated at approximately 1:14 p.m. [226] The devices were of a similar design – about one foot (30 cm) in length. [ 225 ] [ 227 ] They were safely detonated by bomb squads ; [ 224 ] the pipe bomb at the RNC was neutralized at 3:33 p.m. and the pipe bomb at the ...
Artemis 1, officially Artemis I [10] and formerly Exploration Mission-1 ( EM-1 ), [11] was an uncrewed Moon-orbiting mission. As the first major spaceflight of NASA 's Artemis program, Artemis 1 marked the agency's return to lunar exploration after the conclusion of the Apollo program five decades earlier. It was the first integrated flight ...
2021 Fukushima earthquake. / 37.720; 141.762. Multiple. The largest is an Mw 6.0. An intense and deadly seismic event struck offshore east of Tōhoku, Japan. The M JMA 7.3 or M w 7.1 earthquake occurred on a Saturday night at 23:07 JST (14:07 UTC) on 13 February at a focal depth of 44.0 kilometers (27.3 mi). [6]