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ESA is Planning a Mission to the Smallest Spacerock Ever Visited: the Moon of an Asteroid

   07 Feb 01:00:01   |  Universe Today

For some small minority of humans, Death By Asteroid is a desirable fate. The idea probably satisfies their wonky Doomsday thinking. But for the rest of us, going out the same way the dinosaurs did would just be embarrassing. Thankfully, the ESA’s Hera mission will visit the smallest spacerock ever, and will help us avoid …
Continue reading "ESA is Planning a Mission to the Smallest Spacerock Ever Visited: the Moon of an Asteroid"
The post ESA is Planning a Mission to the Smallest Spacerock Ever Visited: the Moon of an Asteroid appeared first on Universe Today.

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Weekly Space Hangout: Feb 6, 2019: Dr. Natalie Hinkel and ?The Hypatia Catalog

   07 Feb 01:00:01   |  Universe Today

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) Dr. Natalie Hinkel is a Planetary Astrophysicist at the Southwest Research Institute and a co-investigator for the Nexus for Exoplanet System Science (NExSS) research network at Arizona …
Continue reading "Weekly Space Hangout: Feb 6, 2019: Dr. Natalie Hinkel and “The Hypatia Catalog”"
The post Weekly Space Hangout: Feb 6, 2019: Dr. Natalie Hinkel and “The Hypatia Catalog” appeared first on Universe Today.

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How Big Would a Generation Ship Need to be to Keep a Crew of 500 Alive for the Journey to Another Star

   06 Feb 01:00:01   |  Universe Today

In their latest in a series of studies concerning generation ships, the team addresses how large the ship would need to be to sustain a multi-generational crew.
The post How Big Would a Generation Ship Need to be to Keep a Crew of 500 Alive for the Journey to Another Star? appeared first on Universe Today.

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Two Newly-Discovered Exoplanets are Probably the Result of a Catastrophic Collision

   06 Feb 01:00:01   |  Universe Today

How can two planets so similar in some respects have such different densities? According to a new study, a catastrophic collision may be to blame. In our Solar System, all the inner planets are small rocky worlds with similar densities, while the outer planets are gas giants with their own similar densities. But not all …
Continue reading "Two Newly-Discovered Exoplanets are Probably the Result of a Catastrophic Collision"
The post Two Newly-Discovered Exoplanets are Probably the Result of a Catastrophic Collision appeared first on Universe Today.

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Elon Musk?s New Plan is to Get to the Moon as Fast as Possible

   05 Feb 01:00:01   |  Universe Today

With his latest update, Musk shared the first test-firing of the Raptor rocket, and indicated there would be some changes when it comes time to add them to the Starship.
The post Elon Musk’s New Plan is to Get to the Moon as Fast as Possible appeared first on Universe Today.

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Carnival of Space #597

   05 Feb 01:00:01   |  Universe Today

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Eta Carinae is Getting Brighter Because a Dust Cloud was Blocking our View

   04 Feb 01:00:01   |  Universe Today

A new study by an international team reveals that Eta Carinae will soon be so bright that we won't be able to see its famous nebula anymore.
The post Eta Carinae is Getting Brighter Because a Dust Cloud was Blocking our View appeared first on Universe Today.

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Weekly Space Hangout: Jan 30, 2019: Rod Pyle talks ?Space 2.0

   04 Feb 01:00:01   |  Universe Today

Hosts: Fraser Cain (universetoday.com / @fcain) Dr. Morgan Rehnberg (MorganRehnberg.com / @MorganRehnberg & ChartYourWorld.org) Tonight we welcome author Rod Pyle who will be discussing his new book, Space 2.0: How Private Spaceflight, a resurgent NASA, and International Partners Are Creating a New Space Age (BenBella Books, February 2019), written in collaboration with the National Space …
Continue reading "Weekly Space Hangout: Jan 30, 2019: Rod Pyle talks “Space 2.0”"
The post Weekly Space Hangout: Jan 30, 2019: Rod Pyle talks “Space 2.0” appeared first on Universe Today.

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Astronomers Process Hubble?s Deepest Image to get Even More Data, and Show that Some Galaxies are Twice as big as Previously Believed

   03 Feb 01:00:01   |  Universe Today

It allowed us to spot auroras on Saturn and planets orbiting distant suns. It permitted astronomers to see galaxies in the early stages of formation, and look back to some of the earliest periods in the Universe. It also measured the distances to Cepheid variable stars more accurately than ever before, which helped astrophysicists constrain …
Continue reading "Astronomers Process Hubble’s Deepest Image to get Even More Data, and Show that Some Galaxies are Twice as big as Previously Believed"
The post Astronomers Process Hubble’s Deepest Image to get Even More Data, and Show that Some Galaxies are Twice as big as Previously Believed appeared first on Universe Today.

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When Does the Sun Rise? Really

   03 Feb 01:00:01   |  Universe Today

It's strange but true... we may not fully understand one of the simplest metrics in observational astronomy: just what time does the Sun rise... really?
The post When Does the Sun Rise… Really? appeared first on Universe Today.

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