See also stories tagged with Comet

Search results for Comet

Space Exploration 17 hours ago

Airbus will build ESA's Ariel exoplanet satellite

ESA and Airbus have signed a contract to move forward with the design and construction of the Atmospheric Remote-sensing Infrared Exoplanet Large-survey, Ariel, planned for launch in 2029.

Space Exploration Dec 03, 2021

Studying our solar system's protective bubble

A multi-institutional team of astrophysicists headquartered at Boston University, led by BU astrophysicist Merav Opher, has made a breakthrough discovery in our understanding of the cosmic forces that shape the protective ...

Plants & Animals Dec 03, 2021

Spiders' motion on a web studied as electrons orbiting a nucleus

The tiny male golden orb-weaving spider faces a considerable challenge when searching for a mate. He is a fraction of the size of the massive female, but must carefully enter her web and approach her without being noticed, ...

Astronomy Nov 29, 2021

New study shows the largest comet ever observed was active at near-record distance

A new study by University of Maryland astronomers shows that comet Bernardinelli-Bernstein (BB), the largest comet ever discovered, was active long before previously thought, meaning the ice within it is vaporizing and forming ...

Astronomy Nov 29, 2021

Killer asteroids abound. NASA is ready to do something about it

The Russia incident was a warning.

Space Exploration Nov 29, 2021

Solar Orbiter flies by Earth before beginning final journey to Sun

The Solar Orbiter space probe had a brief encounter with its home planet on Saturday morning when it circled the Earth for the first and last time while executing a gravity assist to slow itself down before setting off for ...

Cell & Microbiology Nov 29, 2021

Cells' replication of DNA is more 'error-prone' in microgravity

On 22 May 2019, scientists from Queen's University boarded a modified Falcon 20 aircraft at Ottawa airport. Scheduled was a 'vomit comet' flight, where the plane repeatedly climbs to 8km in a steep parabola, alternating with ...

Astronomy Nov 29, 2021

Comet A1 Leonard brightens in December

Now is the time to start tracking Comet C/2021 A1 Leonard, as it starts its dawn dive sunward.

Astronomy Nov 26, 2021

Two exoplanets orbiting a sun-like star discovered

An international team of astronomers reports the detection of two new exoplanets orbiting an evolved sun-like star known as HD 137496. The newly found extrasolar worlds, identified using NASA's Kepler spacecraft, were classified ...

Astronomy Nov 24, 2021

New findings about ions around comets

Sofia Bergman, Swedish Institute of Space Physics (IRF) and UmeƄ University, will defend her doctoral thesis on low-energy ions around comet 67P/Churyumov-Gerasimenko on 26 November. Observing low energy ions is notoriously ...

page 1 from 40