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These Streaks on Mars Could be Flowing Sand, not Water  Voir?

When robotic missions first began to land on the surface of Mars in the 1970s, they revealed a harsh, cold and desiccated landscape. This effectively put an end generations of speculation about “Martian canals” and the possibility of life on Mars. But as our efforts to explore the Red Planet have continued, scientists have found […]

The post These Streaks on Mars Could be Flowing Sand, not Water appeared first on Universe Today.

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(22/11/2017 @ 14:26)
Galactic Panspermia: Interstellar Dust Could Transport Life from Star to Star  Voir?

The theory of Panspermia states that life exists through the cosmos, and is distributed between planets, stars and even galaxies by asteroids, comets, meteors and planetoids. In this respect, life began on Earth about 4 billion years ago after microorganisms hitching a ride on space rocks landed on the surface. Over the years, considerable research […]

The post Galactic Panspermia: Interstellar Dust Could Transport Life from Star to Star appeared first on Universe Today.

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(22/11/2017 @ 12:56)
Weekly Space Hangout – Nov. 22, 2017: Andy Weir and ARTEMIS  Voir?

Hosts: Fraser Cain (universetoday.com / @fcain) Dr. Paul M. Sutter (pmsutter.com / @PaulMattSutter) Dr. Kimberly Cartier (KimberlyCartier.org / @AstroKimCartier ) Dr. Morgan Rehnberg (MorganRehnberg.com / @MorganRehnberg ChartYourWorld.org) Special Guests: This week, we are SUPER excited to welcome author Andy Weir (The Martian), back to the show to chat with us about his new book, Artemis. […]

The post Weekly Space Hangout – Nov. 22, 2017: Andy Weir and ARTEMIS appeared first on Universe Today.

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(22/11/2017 @ 12:50)
SpaceX Resuming Launches from Damaged Pad 40 on Dec. 4 with Station Resupply Flight for NASA; Covert Zuma Remains on Hold  Voir?

KENNEDY SPACE CENTER, FL – After postponing last week's liftoff of the covert ‘Zuma' spy satellite due to last minute concerns about the reliability of the payload fairing encapsulating it while poised for liftoff at KSC pad 39, SpaceX is set to at last resume launches from their previously damaged and now repaired Cape Canaveral pad 40 with a cargo resupply mission for NASA to the International Space Station (ISS) on Dec 4.

The post SpaceX Resuming Launches from Damaged Pad 40 on Dec. 4 with Station Resupply Flight for NASA; Covert Zuma Remains on Hold appeared first on Universe Today.

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(21/11/2017 @ 14:48)
Could Magnetic Sails Slow an Interstellar Spacecraft Enough?  Voir?

A new study by Professor Claudius Gros - who proposed The Genesis Project - indicates how magnetic sails could be used to brake an interstellar mission.

The post Could Magnetic Sails Slow an Interstellar Spacecraft Enough? appeared first on Universe Today.

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(21/11/2017 @ 14:07)
Book Review: Cosmology for the Curious  Voir?

What will Curious George grow up to be? Being curious, then George will ask a lot of questions. And if lucky then physics will be George’s destiny, for physics seems to have so many answers. From the biggest to the smallest, that’s its purview. And for Delia Perlov and Alex Vilenkin in their book “Cosmology […]

The post Book Review: Cosmology for the Curious appeared first on Universe Today.

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(21/11/2017 @ 12:39)
That Interstellar Asteroid is Probably Pretty Strange Looking  Voir?

A new study by a team of international researchers shows that the interstellar asteroid `Oumuamua is pretty odd in terms of its appearance

The post That Interstellar Asteroid is Probably Pretty Strange Looking appeared first on Universe Today.

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(20/11/2017 @ 18:15)
Carnival of Space #536  Voir?

This week’s Carnival of Space is hosted by Brian Wang at his Next Big Future blog. Click here to read Carnival of Space #536 And if you're interested in looking back, here's an archive to all the past Carnivals of Space. If you've got a space-related blog, you should really join the carnival. Just email an entry […]

The post Carnival of Space #536 appeared first on Universe Today.

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(20/11/2017 @ 16:03)
Station Astronauts Unload Cygnus Science; Antares Launch Gallery  Voir?

NASA WALLOPS FLIGHT FACILITY, VA – Astronauts aboard the International Space Station are now busily unloading nearly four tons of science experiments, research gear, station equipment and crew supplies - following the spectacular launch of the Orbital ATK Antares rocket earlier this week on Sunday Nov. 12 from Virginia's eastern shore that propelled the Cygnus cargo freighter to an on time arrival two days later on Tuesday Nov. 14.

The post Station Astronauts Unload Cygnus Science; Antares Launch Gallery appeared first on Universe Today.

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(18/11/2017 @ 23:20)
Clandestine Zuma SpySat's SpaceX Liftoff Postponed Indefinitely to Resolve Payload Fairing Issue  Voir?

KENNEDY SPACE CENTER, FL – Liftoff of the clandestine spy satellite codenamed ‘Zuma' on a SpaceX Falcon 9 rocket has been postponed indefinitely to resolve a lingering issue with the testing of a payload fairing for another customer.

The post Clandestine Zuma SpySat's SpaceX Liftoff Postponed Indefinitely to Resolve Payload Fairing Issue appeared first on Universe Today.

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(17/11/2017 @ 23:59)

Dernière mise à jour : 23/11/2017 @ 08:19


speed.gifVitesse de Connexion

Evaluation de la vitesse de connexion de votre PC à ce site

Cliquez sur le bouton pour évaluer la vitesse de votre connexion entre votre PC et ce site web.

Ce test ne fait qu'une évaluation en calculant le débit moyen pour charger une image depuis le site vers votre PC.

Le résultat mesure donc la vitesse de chargement d'une image à un moment donnée. Evidemment, si d'autres chargements sont en cours, la mesure est faussée.


Résultat :

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