Recherche par tag: « Sphere »

28 articles trouvés

Exoplanets in the Trappist-1 system more likely to be habitable than scientists once thought

Tereza Pultarova

11/08/2023 Lecture 6 min

Source de l'article : Space.com

Exoplanets In The Trappist-1 System More Likely To Be Habitable Than Scientists Once Thought

Exoplanets in the habitable zone of the Trappist-1 star, some 40 light-years away from Earth, are more likely to have liquid water than researchers previously thought, according to a new study.

Hubble telescope sees an angry star and an evaporating planet

Monisha Ravisetti

28/07/2023 Lecture 7 min

Source de l'article : Space.com

Hubble Telescope Sees An Angry Star And An Evaporating Planet

Quite close to our solar system, an angry red dwarf star is terrorizing a misfortunate planet by ripping away the world's atmosphere.

Real UFOs look nothing like flying saucers – they're 'grey or black cubes'

Jerry Lawton

26/07/2023 Lecture 4 min

Source de l'article : DailyStar

Real Ufos Look Nothing Like Flying Saucers – They're 'Grey Or Black Cubes'

A bombshell US Congress hearing on the phenomenon has been told real UFOs look nothing like flying saucers, but instead they are 'dark grey or black cubes' inside a 'clear sphere'

See the wild new Las Vegas Sphere transform into Earth

John Loeffler

14/07/2023 Lecture 4 min

Source de l'article : Space.com

See The Wild New Las Vegas Sphere Transform Into Earth

The Sphere in Las Vegas, the world's largest spherical structure, used its 580,000-square-foot LED 'exosphere' display to bring us Mars, the moon and Earth on July 4.

Metal clouds turn scorching hot exoplanet into the universe's largest mirror

Robert Lea

11/07/2023 Lecture 5 min

Source de l'article : Space.com

Metal Clouds Turn Scorching Hot Exoplanet Into The Universe's Largest Mirror

The CHEOPS exoplanet hunter has found a distant world so hot that it has clouds of metal making it the most reflective planet ever seen.

James Webb Space Telescope spies on rocky TRAPPIST-1 exoplanet

Samantha Mathewson

22/06/2023 Lecture 4 min

Source de l'article : Space.com

James Webb Space Telescope Spies On Rocky Trappist-1 Exoplanet

New data from NASA's James Webb Space Telescope shows that the atmosphere of a rocky exoplanet in the TRAPPIST-1 system is either nonexistent or incredibly thin.

Ultra-hot exoplanet has an atmosphere of vaporized rock

Robert Lea

14/06/2023 Lecture 7 min

Source de l'article : Space.com

Ultra-Hot Exoplanet Has An Atmosphere Of Vaporized Rock

Astronomers have taken a deeper look at the scorching hot giant exoplanet WASP-76b, where iron rains from the sky to determine the other chemical elements that comprise its blistering atmosphere.

James Webb Space Telescope finds water in super-hot exoplanet's atmosphere

Tereza Pultarova

01/06/2023 Lecture 4 min

Source de l'article : Space.com

James Webb Space Telescope Finds Water In Super-Hot Exoplanet's Atmosphere

The James Webb Space Telescope spotted water in the atmosphere of the exoplanet WASP-18 b, which reaches nearly 5,000 degrees Fahrenheit (2,700 degrees Celsius).

Building telescopes on the moon could transform astronomy – and it's becoming an achievable goal

Ian Crawford

17/05/2023 Lecture 7 min

Source de l'article : Space.com

Building Telescopes On The Moon Could Transform Astronomy – And It's Becoming An Achievable Goal

Lunar exploration is undergoing a renaissance. Dozens of missions, organized by multiple space agencies – and increasingly by commercial companies – are set to visit the moon by the end of this decade.

Radiation belt seen beyond our solar system for the 1st time

Robert Lea

17/05/2023 Lecture 5 min

Source de l'article : Space.com

Radiation Belt Seen Beyond Our Solar System For The 1st Time

The radiation belt around the ultracool dwarf star, located around 19 light-years from Earth, is doubled-lobed like the radiation belts around Jupiter — but it's 10 million times brighter.

Can Spheres Fly?

Condorman

23/04/2023 Lecture 6 min

Source de l'article : Liberation Times

Can Spheres Fly?

Can Spheres Fly.

Repeating radio signal leads astronomers to an Earth-size exoplanet

Ashley Strickland

05/04/2023 Lecture 5 min

Source de l'article : CNN

Repeating Radio Signal Leads Astronomers To An Earth-Size Exoplanet

Astronomers have detected a repeating radio signal from an exoplanet and the star that it orbits, both located 12 light-years away from Earth. The signal suggests that the Earth-size planet may have a magnetic field and perhaps even an atmosphere.

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