Satellites and space missions - page 2

nasa dart mission july 7 2020 2

NASA's DART mission may cause first ever man-made meteor shower

The impact of NASA's Double Asteroid Redirection Test (DART) mission-- which aims to nudge the orbit of its target for planetary defense purposes-- may produce the first meteor shower from human activities in space, according to research published in The...

July 08, 2020

hurricane june 27 2020

Eyes in the Sky: How satellites drastically improved hurricane forecasting

Satellite technology has drastically changed how we forecast hurricanes as it has allowed us to track the storm's location, movement, and intensity, from formation to dissipation. On September 8, 1900, a powerful hurricane hit Galveston, Texas, which resulted in...

July 04, 2020

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eROSITA X-ray telescope captures deepest view of the entire sky

The eROSITA telescope, which launched in July 2019, has since been scanning the entire sky in X-ray wavelengths, gathering observations for all the deepest all-sky survey. It has now completed its first full sweep, with all the data compiled into a map that contains...

June 28, 2020

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NASA's ICON mission releases first batch of data on Earth's ionosphere

NASA's ICON mission team has released its first batch of observations of the ins and outs of the Earth's ionosphere--the dynamic region high in the planet's atmosphere where terrestrial weather meets space weather. The satellite is designed to study...

June 28, 2020

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SOHO discovers its 4 000th comet

A citizen scientist from Europe discovered SOHO's 4 000th comet in the spacecraft's 25-year history. SOHO -- Solar and Heliospheric Observatory -- jointly operated by NASA and ESA since 1995. The comet was discovered on June 15, 2020, and is currently...

June 17, 2020

solar orbiter passing through the tail of comet atlas

STEREO-A records Solar Orbiter crossing the ion tail of Comet ATLAS

ESA's Solar Orbiter spacecraft passed through the ion tail of Comet C/2019 Y4 (ATLAS) on May 31 and June 1, 2020, and through its dust tail on June 6. This is the 7th space mission to fly through the tail of a comet, and the first one whose upcoming crossing was...

June 07, 2020

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MAVEN maps electric currents around Mars, crucial clues to atmospheric loss

NASA's MAVEN spacecraft has created a map of electric currents around Mars, five years after it entered into its orbit. These currents hold crucial clues in the atmospheric loss that made the red planet incapable of supporting life. "These currents play a...

May 31, 2020

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ESA's Solar Orbiter to pass through the tail of Comet C/2019 Y4 (ATLAS) in a rare encounter

The European Space Agency (ESA) announced that its Solar Orbiter probe will have a rare encounter with the Comet C/2019 Y4 (ATLAS), passing through the object's ion tail on May 31, 2020 into June 1. Solar Orbiter’s upcoming crossing is the first to be...

May 30, 2020

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ESA's SWARM investigates weakening of Earth's magnetic field, possible split up of South Atlantic Anomaly

Over the past 200 years, Earth's magnetic field has lost around 9% of its strength. Meanwhile, a large region of reduced magnetic intensity has developed between Africa and South America -- known as South Atlantic Anomaly. Over the past 5 years, however, a...

May 20, 2020

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Hayabusa-2 reveals more secrets about the dynamic history of asteroid Ryugu

Japanese spacecraft Hayabusa-2 has reported new observations of Ryugu, revealing more secrets about the object's remarkable history-- particularly signs of a close encounter with the Sun. Hayabusa-2 launched in December 2014 and reached Ryugu in 2018. In...

May 19, 2020

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OSIRIS-REx succeeds in sampling rehearsal, taking a step closer to asteroid Bennu

NASA's OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer) has successfully descended down to just 75 m (246 feet) above the surface asteroid Bennu in a risky rehearsal to prepare the spacecraft before it collects...

May 07, 2020

russia to launch arktika m satellite may 5 2020

Russia set to launch its first satellite for monitoring Arctic

Russia's first satellite for monitoring the Arctic climate called Arktika-M is set to be launched by the end of 2020, as announced by the General Director of the Lavochkin aerospace company, Vladimir Kolmykov. The launch was initially scheduled in 2019 but was...

May 07, 2020

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Highly-detailed images reveal evidence of ancient rivers on Mars

A high-resolution satellite has captured detailed images of a rocky cliff on Mars, revealing the first evidence of ancient rivers that existed for more than 100 000 years on the surface of the planet, 3.7 billion years ago. The international team of scientists used...

May 07, 2020

new type of pulsating star

Amateur astronomers discover new type of rare, pulsating star

An unusual tear-drop shaped star that only pulsates on one side has been discovered by amateur astronomers, who saw the anomaly in data taken by NASA's Transiting Exoplanet Survey Satellite (TESS). It is reportedly the first of its kind, and scientists are...

March 09, 2020

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ESA's Solar Orbiter starts its 5-year mission to provide unprecedented close-up observations of the Sun

20 years after inception, 6 years of construction and more than a year of testing, ESA's new Sun-exploring spacecraft was successfully launched by the US Atlas V 411 rocket from NASA’s Kennedy Space Centre in Cape Canaveral, Florida, at 04:04 UTC on...

February 10, 2020

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Kepler spots a 'vampire' star system going through super-outburst

A new search of NASA's Kepler space telescope archive has uncovered a vampire star system undergoing super-outburst. Crafted to search for exoplanets, the spacecraft sometimes spots other objects that brighten or dim. The newly-discovered star system consists of...

January 30, 2020

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Stormy activity and rippling ice at Mars' north pole

The European Space Agency (ESA) shared a stunning image captured by Mars Express' High-Resolution Stereo Camera on the red planet, showing a stormy activity on the icy cap at the north pole, with swathes of ice, dark troughs, depressions, and signs of strong...

January 21, 2020