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Asteroids, Comets and Meteors News
January 22, 2019

Latest Headlines
updated 5:20pm EST

More Asteroids, Comets and Meteors News
January 22, 2019

Long-Duration Space Missions Have Lasting Effects on Spinal Muscles

Jan. 9, 2019 — Astronauts who spend several months on the International Space Station have significant reductions in the size and density of paraspinal muscles of the trunk after returning to Earth, reports a new ... read more

Dec. 21, 2018 — NASA's Cold Atom Laboratory on the International Space Station is the first facility in orbit to produce clouds of "ultracold" atoms, which can reach a fraction of a degree above ... read more

Dec. 19, 2018 — Researchers have discovered a new, exotic class of planets outside our solar system. These so-called super-Earths were formed at high temperatures close to their host star and contain high quantities ... read more

Dec. 19, 2018 — Astronomers have discovered a young star undergoing a rare growth spurt -- giving a fascinating glimpse into the development of these distant stellar ... read more

Dec. 19, 2018 — New research provides the first-ever model of our Moon's rotational dynamics, taking into consideration its solid inner core. Their model helps to explain why, as seen from Earth, the Moon ... read more

Dec. 18, 2018 — Using the infrared satellite AKARI, a research team has detected the existence of water in the form of hydrated minerals in a number of asteroids for the first time. This discovery will contribute to ... read more

Dec. 17, 2018 — A team of astronomers has discovered the most-distant body ever observed in our solar system. It is the first known solar system object that has been detected at a distance that is more than 100 ... read more

Dec. 17, 2018 — New NASA research confirms that Saturn is losing its iconic rings at the maximum rate estimated from Voyager 1 and 2 observations made decades ago. The rings are being pulled into Saturn by gravity ... read more

Dec. 17, 2018 — Lab simulations nix the common wisdom that atmospheric oxygen and organic compounds are good evidence that a planet harbors ... read more

Narrowing the Universe in the Search for Life

Dec. 17, 2018 — In the search for life on other planets, scientists traditionally have looked for a world with water. But a geophysicist now wonders if we should look to rocks ... read more

Dec. 10, 2018 — Spectral observations made by the OSIRIS-REx spacecraft identified hydrated minerals across the asteroid, confirming that Bennu, a remnant from early in the formation of the solar system, is an ... read more

Dec. 10, 2018 — Astronomers have concluded that the surface of dwarf planet Ceres is rich in organic matter. Data from NASA's Dawn spacecraft indicate that Ceres's surface may contain several times the ... read more

Dec. 7, 2018 — On Dec. 3, after traveling billions of kilometers from Earth, NASA's OSIRIS-REx spacecraft reached its target, Bennu, and kicked off a nearly two-year, up-close investigation of the asteroid. It ... read more

Dec. 7, 2018 — The first unbiased survey of protoplanetary disks surrounding young stars in the Taurus star-forming region turned up a higher-than-expected number of disks with features suggesting nascent planets, ... read more

Mice Display Altered Immune System Following Spaceflight

Dec. 6, 2018 — Based on examinations of mice that had been on board the Bion-M1 biosatellite, new research demonstrates that the outer space environment impairs the production of B lymphocytes, the white blood ... read more

Dec. 5, 2018 — The Earth formed relatively quickly from the cloud of dust and gas around the Sun, trapping water and gases in the planet's mantle, based on neon isotopes from the depths of the Earth and deep ... read more

Tissue Chips Rocket to International Space Station

Dec. 5, 2018 — Scientists have recently sent tissue chips, a research technology that reflects the human body, into space. On Dec. 4, the first set of NIH-funded tissue chips that model aspects of the human immune ... read more

Dec. 4, 2018 — NASA's Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft completed its 1.2 billion-mile (2 billion-kilometer) journey to arrive at the ... read more

Dec. 3, 2018 — Researchers have observed a magnetic reconnection driven by electron dynamics in laser-produced plasmas. Magnetic reconnections are often observed in the magnetic flux on the Sun and the Earth's ... read more

Nov. 30, 2018 — Earth's atmosphere is leaking, but how does oxygen get the energy to escape to space? NASA's VISIONS-2 rocket will soon launch into the unique magnetic environment near the North Pole in ... read more

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