Universe Today (Page 456)

If We Receive a Message From Aliens, Should We Delete it Without Reading it?

By Matthew Williams - February 12, 2018 03:13 PM UTC | Astrobiology

A new study considers how messages from extra-terrestrial civilizations could pose an existential threat, and what humanity should do about it.

Astronomy Cast Ep. 478: Apollo 8 with Paul Hildebrandt

By Susie Murph - February 12, 2018 03:07 PM UTC | Space Exploration

Researchers Just Scanned 14 Worlds From the Kepler Mission for "Technosignatures", Evidence of Advanced Civilizations

By Matthew Williams - February 09, 2018 03:19 PM UTC | Astrobiology

In the Search for Extra-Terrestrial Intelligence (SETI), a team of astronomers recently searched through the Kepler field to look for signatures of technologically-advanced civilizations.

Carnival of Space #547

By Susie Murph - February 09, 2018 01:11 PM UTC | Site News

The Solar System Probably has Thousands of Captured Interstellar Asteroids

By Matthew Williams - February 07, 2018 03:28 PM UTC | Planetary Science

According to a new study by a team of Harvard researchers, there could be thousands of interstellar asteroids like 'Oumuamua in the Solar System, which has implications for the spread of life.

Weekly Space Hangout - Feb 7, 2018: Weekly News Roundup

By Fraser Cain - February 07, 2018 02:43 PM UTC | Site News

James Webb Makes The Journey From Houston To Los Angeles; Last Stop Before It Heads To The Launch Facility In 2019

By Evan Gough - February 06, 2018 06:45 PM UTC | Telescopes

The James Webb Space Telescope is now in LA. After final assembly there, it will undergo more testing. Then it will be transported to its launch site in Guiana and begin its mission in Spring 2019.

There is a car, in space. Launched by a rocket with reused parts that landed back on Earth by a billionaire who wants to colonize Mars.

By Fraser Cain - February 06, 2018 05:31 PM UTC | Space Exploration

Here's a Prediction About the Orbit Musk's Tesla is Going to Take Through the Solar System

By Matthew Williams - February 06, 2018 03:25 PM UTC | Planetary Science

The inaugural launch of the SpaceX Falcon Heavy rocket is happening today! Here's a prediction of what will happen to its payload: Musk's cherry-red Tesla Roadster

Good News For The Search For Life, The Trappist System Might Be Rich In Water

By Evan Gough - February 05, 2018 05:08 PM UTC | Exoplanets

Scientists have been hard at work trying to determine the densities of the TRAPPIST-1 planets, and it looks like water is abundant in the TRAPPIST system.

ESA's ExoMars has Completed its Aerobraking Maneuvers to Bring it Into a Circular 400 km Orbit Around Mars

By Matthew Williams - February 05, 2018 04:06 PM UTC | Planetary Science

In the past few months, the ExoMars orbiter has been conducting aerobraking maneuvers that have brought it steadily closer to assuming its final orbit around the Red Planet.

Astronomy Cast Ep. 477: State of Exploration: Once and Future Moon

By Susie Murph - February 05, 2018 03:07 PM UTC | Space Exploration

Astronomers use a Galaxy Cluster as an Extremely Powerful "Natural Telescope" to Peer Even Farther into the Universe

By Matthew Williams - February 04, 2018 04:17 PM UTC | Extragalactic

An international team of astronomers recently discovered a fainter, older galaxy using the most extreme case of the gravitational microlensing technique to date

For the First Time, Planets Have Been Discovered in ANOTHER Galaxy!

By Matthew Williams - February 03, 2018 06:45 PM UTC | Exoplanets

Thanks to a new study performed by a pair of astrophysicists from the University of Oklahoma, the first extra-galactic planets have now been discovered!

12,800 Years Ago, Earth Was Struck by a Disintegrating Comet, Setting Off Global Firestorms

By Matthew Williams - February 03, 2018 02:59 PM UTC | Planetary Science

According to a massive research study, Earth was struck by a comet 12,800 years ago that caused massive wildfires to rage over 10% of its surface.

SpaceX Performs an Experimental High Retrothrust and Survives a Water Landing

By Evan Gough - February 02, 2018 05:42 PM UTC | Space Exploration

Bonus Rocket! This rocket was conducting a very high retro-thrust landing over water, and it wasn't expected to survive that test. But it did, and SpaceX might be able to salvage it.

The First Results From The IllustrisTNG Simulation Of The Universe Has Been Completed, Showing How Our Cosmos Evolved From The Big Bang

By Evan Gough - February 02, 2018 04:01 PM UTC | Cosmology

The IllustrusTNG Project has created a large and detailed simulation of the Universe. It's helping us answer some important questions about the formation and evolution of...everything.

Outflows From Black Holes are Creating New Molecules Where There Should Only be Destruction

By Matthew Williams - February 02, 2018 01:52 PM UTC | Black Holes

A new study from a team of astronomers from Northwestern University indicates that molecules could be born within the outflows created by supermassive black holes.

Astronomers Find One of the Oldest Stars in the Milky Way

By Matthew Williams - February 01, 2018 03:08 PM UTC | Milky Way

Thanks to a new study by a team of Spanish researchers, the oldest star in the Milky Way may have finally been discovered

Curiosity has Lasted More than 2,000 Days on Mars, Triple its Original Mission Plan

By Matthew Williams - February 01, 2018 01:18 PM UTC | Missions

The Curiosity rover recently reached another milestone, having spent over 2000 days on Mars. In this time, it has revealed some amazing things about the history of the Red Planet.