IRON AND ICE

News About Asteroids And Comets

2,240 articles

Small asteroid 'serendipitously' detected using James Webb telescope
Feb 06, 2023 (AFP)
The asteroid measuring between 300 and 650 feet (100 to 200 meters) in length is the smallest object observed to date using the telescope, the US space agency N...
Curious comet's rare close approach
Feb 02, 2023 (ESA)
Grab a pair of (good) binoculars and under dark skies look toward the celestial north pole over the next few days, for a chance to witness a beautiful piece of ...
Phew! Truck-sized asteroid misses Earth
Jan 27, 2023 (AFP)
A truck-sized asteroid that suddenly loomed out of the darkness a few days ago -- with the Earth in its sights -- sailed harmlessly past us on Thursday, space s...
SwRI-led Lucy team announces new asteroid target
Jan 26, 2023 (SPX)
The Lucy mission was already on course to break records by its planned visit of nine asteroids during its 12-year mission to tour the Jupiter Trojan asteroids, ...
Tiny asteroid to pass close by Earth today
Jan 26, 2023 (JPL)
There is no risk of the asteroid impacting Earth. But even if it did, this small asteroid - estimated to be 11.5 to 28 feet (3.5 to 8.5 meters) across - would t...
China Compound Eye facility to monitor asteroids for planetary defense
Jan 26, 2023 (XNA)
Long Teng, an academician at the Chinese Academy of Engineering, said the facility consists of an array of radar antennas, which make it appear like the compoun...
Psyche continues preparation for October launch
Jan 25, 2023 (JPL)
Teams working at Astrotech and at NASA's Jet Propulsion Laboratory in Southern California continue to communicate with the spacecraft and monitor the health of ...
Our Solar System is filled with asteroids that are particularly hard to destroy
Jan 24, 2023 (SPX)
Well, maybe. But there appears to be one type of asteroid that might be particularly hard to destroy. Asteroids are chunks of rocky debris in space, remnants of...
Asteroid findings from specks of space dust could save the planet
Jan 24, 2023 (SPX)
The international team studied three tiny dust particles collected from the surface of ancient 500-metre-long rubble pile asteroid, Itokawa, returned to Earth b...
NASA's Lucy Mission Suspending Further Solar Array Deployment Activities
Jan 23, 2023 (SPX)
Shortly after the spacecraft's Oct. 2021 launch, the mission team realized that one of Lucy's two solar arrays had not properly unfurled and latched. A series o...
Hera's time of trial
Jan 20, 2023 (ESA)
Next comes ESA's Hera spacecraft which will return to the binary asteroid to perform a close-up survey of the crater left by DART, as well as measuring Dimorpho...
Seven kilo Antarctica meteorite found
Jan 19, 2023 (SPX)
On top of the dry conditions, the landscape is ideal for meteorite hunting: the black space rocks stand out clearly against snowy fields. Even when meteorites s...
How was the solar system formed? The Ryugu asteroid is helping us learn
Jan 19, 2023 (SPX)
In research recently published in Nature Astronomy, scientists using isotopic analysis discovered that carbonate minerals from the asteroid were crystallized th...
New explanation for Jupiter's two massive asteroid swarms
Jan 18, 2023 (SPX)
For decades, scientists have known that there are significantly more asteroids in the L4 swarm than the L5 swarm, but have not fully understood the reason for t...
Newly discovered green comet expected to whiz by Earth
Jan 18, 2023 (SPX)
"It will be going past the constellation Corona Borealis just before sunrise here in Toronto with Feb. 1st being the best day to view it," says York University ...
Once in 50,000-year comet may be visible to the naked eye
Jan 07, 2023 (AFP)
The comet is called C/2022 E3 (ZTF) after the Zwicky Transient Facility, which first spotted it passing Jupiter in March last year. After travelling from the ic...
HAARP to bounce signal off asteroid in NASA experiment
Dec 27, 2022 (SPX)
The High-frequency Active Auroral Research Program research site in Gakona will transmit radio signals to asteroid 2010 XC15, which could be about 500 feet acro...
Construction Begins on NASA's Next-Generation Asteroid Hunter
Dec 27, 2022 (JPL)
The mission supports the objectives of NASA's Planetary Defense Coordination Office (PDCO) at NASA Headquarters in Washington. The NASA Authorization Act of 200...
How Hera asteroid mission will phone home
Dec 27, 2022 (ESA)
The 1.13-m diameter High Gain Antenna of ESA's Hera mission went through a week-long test campaign at the Compact Antenna Test Range, part of the Agency's ESTEC...
Ancient asteroid grains provide insight into the evolution of our solar system
Dec 20, 2022 (SPX)
Researchers from the University of Leicester brought a fragment of the Ryugu asteroid to Diamond's Nanoprobe beamline I14 where a special technique called X-ray...
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