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What does it mean for dwarf planet Ceres to be an ‘ocean world’?

Dwarf Planet CeresApprox Read Time: 4 minutes Dwarf Planet Ceres In News: After an analysis of data collected by NASA’s Dawn mission, the dwarf planet Ceres, has been given the status of an 'ocean world'.'Ocean world' is the label given to objects in the solar system that host stable bodies of liquid water—“oceans”.The observations from Dawn suggest the presence of salty liquid water, which is spread over hundreds of miles, under Ceres’ surface.There…

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Science Bytes: NASA Rover Perseverance blasts off to Mars seeking signs of life

Perseverance Mars RoverApprox Read Time: 4 minutes In News: NASA has launched its latest Mars rover, named Perseverance. News Summary: NASA latest Mars rover, Perseverance, is the first step in the space agency’s newest effort to hunt for signs of ancient microbial life and collect samples that will eventually be returned to Earth.Two future missions currently under consideration by NASA will try to get the samples to an orbiter for return to Earth.It…

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What is the Perseids meteor shower set to peak in mid-August?

Perseids MeteorApprox Read Time: 4 minutes Perseids meteor In News: According to NASA, over 30 meteor showers occur annually and are observable from the Earth.The meteor shower that usually occurs between July and August is Perseids meteor shower. It takes place every year between 17 July and 24 August and will reach its peak around 12 to 13 August this year.This annual event is considered to be the best meteor shower, due to the multiple…

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What are Sunspots, and why they occasionally spark worry

Sunspots and solar flaresApprox Read Time: 5 minutes In News: A massive Sunspot group, AR2770, was spotted by a space observation agency using images of the Sun’s surface from NASA’s Solar Dynamics Observatory (SDO).A few minor space flares emitted by this particular Sunspot group have also been observed. About: Sunspots and Solar flares About: Sun's surface The surface of the Sun is a very busy place.It has electrically charged gases…

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China officially commissions BeiDou sat navigation system

BeiDou sat navigation systemApprox Read Time: 5 minutes In News: BeiDou sat navigation system China has officially commissioned its BeiDou satellite navigation system (BDS), which will compete with the Global Positioning System (GPS) of the United States. BeiDou means “Big Dipper” in Chinese.The official commissioning comes after the successful launch of the last satellite of the BeiDou system in June, 2020.The last satellite is a part of the third generation…

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NASA warns of huge asteroid approaching Earth on July 24

Asteroid 2020 NDApprox Read Time: 6 minutes In News: A huge asteroid referred to as “Asteroid 2020 ND” will move past Earth on July 24.  News Summary: Asteroid 2020 ND: Asteroid 2020 ND is classified as Near-Earth Object (NEO) and Potentially Hazardous Asteroid (PHA) by NASA. The distance from the earth is what categories this asteroid as “potentially hazardous”.According to NASA, asteroid 2020 ND is about 170 metre-long, and will be as close as…

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Dhruvastra: ‘made in India’ anti-tank guided Nag missile

Dhruvastra aka HELINAApprox Read Time: 5 minutes In News: The Defence Research and Development Organisation (DRDO) has conducted flight trials of the helicopter-launched anti-tank guided Nag Missile (HELINA).The missile has now been named as Dhruvastra. News Summary: In the wake of ongoing border tensions between India and China, DRDO conducted flight trials of the helicopter-launch version of the anti-tank guided Nag Missile (HELINA), which has been named now as Dhruvastra. The system…

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Science Bytes: China launches ambitious Mars mission

China's Mars missionApprox Read Time: 5 minutes In News: China has successfully launched an unmanned probe, called Tianwen 1 or Quest for Heavenly Truth 1 to Mars. The name of the probe is taken from the title of a poem by Qu Yuan, who lived from 340 to 278 BCE.The launch took place on the Long March-5 rocket, from Wenchang Space Launch Centre on the southern island of Hainan.China’s previous attempt to…

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