News About Asteroids And Comets
May 14, 2024
Exploring asteroid Apophis using miniature satellites

Berlin, Germany (SPX) May 09, 2024
The scenario could be lifted straight from a disaster novel: On Friday, April 13, 2029-a date that alone might evoke unease-the asteroid known as (99942) Apophis will make a remarkably close approach to Earth, missing us by just 30,000 kilometers. Visible as a mere speck of light in the night sky from places like Wurzburg, this proximity provides a unique observational opportunity. Apophis, measuring about 340 meters in diameter, poses a significant risk. Should it collide with Earth, the impact c ... read more
'Baby asteroid' just a toddler in space years, researchers say
Ithaca NY (SPX) May 03, 2024
An asteroid discovered last November is in fact a solar system toddler - just 2-3 million years old, a Cornell University-led research team estimates using novel statistical calculations. The ... more
Unveiling the space-weathered features of asteroid Ryugu
Tokyo, Japan (SPX) Apr 30, 2024
New insights into the magnetic and physical environment of interplanetary space have been revealed through the analysis of asteroid Ryugu samples, retrieved by the Hayabusa2 spacecraft of the Japane ... more
Hubble discovers new small asteroids in main belt survey
Paris, France (SPX) Apr 22, 2024
Using a vast archive of NASA/ESA Hubble Space Telescope images, astronomers have identified a previously unseen group of small main-belt asteroids. This discovery involved analyzing over 37,000 imag ... more
Winchcombe meteorite's tumultuous space odyssey uncovered by nano-analysis
London, UK (SPX) Apr 18, 2024
Detailed nano-analysis has revealed the Winchcombe meteorite underwent significant transformations involving water interaction and repeated fragmentations during its journey through space, finally r ... more
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International Collaboration Boosts Planetary Defense Efforts with Hera Mission
Paris, France (SPX) Apr 17, 2024
The team managing the European Space Agency's Hera mission, designed for asteroid deflection, recently gathered in the ESTEC Test Centre cleanroom in the Netherlands, showcasing the mission's spacec ... more
New insights on the young ice deposits of Ceres
Los Angeles CA (SPX) Apr 17, 2024
Ceres, the largest asteroid in our Solar System, features recently formed ice deposits in permanently shadowed craters near its poles, similar to those found on our Moon and Mercury. This similarity ... more
Climate warming endangers Antarctic meteorite collection
Berlin, Germany (SPX) Apr 09, 2024
Using artificial intelligence, satellite observations, and climate model projections, a team of researchers from Switzerland and Belgium calculate that for every tenth of a degree of increase in glo ... more
When and How to Spot the 'Devil Comet'
Huntsville AL (SPX) Apr 08, 2024
Comet 12P/Pons-Brooks is one of the brightest known periodic comets. It earned the nickname of "devil comet" in 2023 when an outburst caused the comet to have an asymmetrical appearance, like having ... more
NEOWISE Achieves a Decade of Asteroid and Comet Surveillance from Space
Los Angeles CA (SPX) Apr 05, 2024
Marking a significant milestone, NASA's NEOWISE mission has unveiled its tenth year of data collection, showcasing an ongoing infrared survey that sheds light on the dynamic changes of celestial bod ... more
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Asteroid Bennu's samples available for global scientific scrutiny
Los Angeles CA (SPX) Apr 02, 2024
In a significant advancement for space research, NASA's OSIRIS-REx team has made the asteroid Bennu samples accessible for global scientific investigation, a mere six months following their Earth ar ... more
ESA CubeSat will probe asteroid with radar as part of Hera mission
Paris (ESA) Mar 28, 2024
The European Space Agency (ESA) has embarked on a groundbreaking mission with the unveiling of the Juventas CubeSat, a compact spacecraft integral to the Hera mission aimed at exploring the Didymos ... more
Sungrazer Project announces 5000th comet detection through public science project
Los Angeles CA (SPX) Mar 28, 2024
The United States Naval Research Laboratory (NRL) marked a significant achievement on March 25 with the discovery of the 5000th comet by its Sungrazer Project, utilizing data from the Solar and Heli ... more
Rare Glimpse of the 'Devil Comet': Visibility Tips for 12P/Pons-Brooks
London, UK (SPX) Mar 26, 2024
For the first time in over seven decades, the Mount Everest-sized 'Devil Comet', officially known as 12P/Pons-Brooks, is making its way into the inner solar system and may be observable with the nak ... more
DART mission alters Asteroid Dimorphos' orbit and shape
Los Angeles CA (SPX) Mar 20, 2024
In a 'pivotal' demonstration of planetary defense techniques, NASA's Double Asteroid Redirection Test (DART) has altered the orbit and shape of the asteroid Dimorphos, according to a recent Jet Prop ... more
NASA's volunteer-driven project reveals 'ghostly' asteroid activity

Los Angeles CA (SPX) Mar 18, 2024
In an astonishing feat, over 8,000 citizen scientists have identified 15 unique "active asteroids," showcasing comet-like characteristics, through NASA's Active Asteroids project. This revelation, derived from analyzing 430,000 images captured by the Dark Energy Camera (DECam) on the Victor M. Blanco Telescope in Chile, not only expands our understanding of these cosmic bodies but also defies previous solar system beliefs. The discovery, now documented in the Astronomical Journal, notably includes ... read more
Shoebox-sized Milani CubeSat joining Hera asteroid mission
Paris (ESA) Mar 15, 2024
The shoebox-sized Milani CubeSat, which will perform close-up mineral prospecting of the Dimorphos asteroid, is ready for delivery to ESA's Hera asteroid mission for planetary defence. The spacecraf ... more

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Hera asteroid mission vs. absolutely nothing
Paris (ESA) Mar 07, 2024
In its latest test of readiness for space, ESA's Hera spacecraft for planetary defence is being operated for around three weeks in hard vacuum, while being subjected to the same temperature profiles ... more
The Rosetta odyssey: first ever comet-chaser
Paris, France (SPX) Mar 04, 2024
Two decades ago, on March 2, 2004, the European Space Agency's (ESA) Rosetta spacecraft embarked on an audacious journey that would push the boundaries of human knowledge and technology. Launched ab ... more
Over 120 Grams of Asteroid Bennu Material Delivered by OSIRIS-REx Spacecraft
Los Angeles CA (SPX) Feb 27, 2024
NASA's groundbreaking OSIRIS-REx mission has set a new benchmark in space exploration by delivering a staggering 4.29 ounces (121.6 grams) of asteroid material to Earth, marking the largest ever ast ... more
DART impact might have reshaped Hera's target asteroid
Paris (ESA) Feb 27, 2024
ESA's Hera spacecraft for planetary defence is being prepared for a journey to the distant asteroid moon Dimorphos orbiting around its parent body Didymos. One of the first features Hera will look f ... more
NASA's Planetary Radar Images Slowly Spinning Asteroid
Pasadena CA (JPL) Feb 27, 2024
On Feb. 2, a large asteroid safely drifted past Earth at a distance of about 1.8 million miles (2.9 million kilometers, or 7 0.5 times the distance between Earth and the Moon). There was no risk of ... more
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