Universe Today (Page 153)

What's the Best Way to Sail From World to World? Electric Sails or Solar Sails?

By Matthew Williams - November 13, 2019 05:31 PM UTC | Space Exploration

A new study compares two potential means of interstellar exploration, which could have implications for both space exploration and the search for extra-terrestrial intelligence.

Mars 2020 Rover is Going to a Place on Mars That's Perfect for Preserving Fossils

By Evan Gough - November 13, 2019 04:13 PM UTC | Astrobiology

Weekly Space Hangout: November 13, 2019 - Dr. Rory Barnes talks VPLanet

By susie - November 13, 2019 08:53 AM UTC | Site News

Satellites Watched Mercury's Transit From Space, Confirming That Yes, the Sun Has At Least One Planet

By Evan Gough - November 12, 2019 05:32 PM UTC | Exoplanets

Carnival of Space #637

By susie - November 12, 2019 02:51 PM UTC | Site News

November Meteors: Taurids, Leonids and a Surprise Monocerotids Outburst

By David Dickinson - November 12, 2019 12:02 PM UTC | Solar Astronomy

For the northern hemisphere observers, November is fireball season. This month, keep an eye out for two sure-fire annual meteor showers, and—just maybe—a wild card outburst from the obscure Alpha Monocerotids worth watching out for.

SpaceX Launches Another 60 Starlink Satellites

By Matthew Williams - November 11, 2019 08:04 PM UTC | Space Policy

Watch a Simulation of a Galaxy, From the Big Bang Until the Present Day

By Matthew Williams - November 10, 2019 08:23 PM UTC | Cosmology

The large-scale and highly-detailed TNG50 simulation has allowed scientists to shed new light on the evolution of the cosmos and galaxies.

TESS Has Now Captured Almost the Entire Southern Sky. Here's a Mosaic Made of 15,347 Photographs

By Matthew Williams - November 08, 2019 01:19 PM UTC | Exoplanets

NASA has just released a beautiful panoramic image of the southern sky, which is composed of images taken by the TESS mission during its first year.

This Artificial Leaf Turns Atmospheric Carbon Dioxide Into Fuel

By Matthew Williams - November 07, 2019 03:16 PM UTC | Space Exploration

Researchers from the University of Waterloo, Ontario, have developed an "artificial leaf" that has the potential to turn carbon emissions into a source of biofuel.

NASA is Testing a Coating to Help Astronauts and Their Equipment Shed Dangerous Lunar Dust

By Matthew Williams - November 07, 2019 01:25 PM UTC | Planetary Science

NASA is developing an advanced new coating that could protect everything from spacecraft systems to astronauts from harmful lunar dust.

What Voyager 2 Learned After Spending a Year in Interstellar Space

By Evan Gough - November 06, 2019 06:03 PM UTC | Space Exploration

Weekly Space Hangout: November 6, 2019 - Tiera & Myron Fletcher, Engineers on NASA's Space Launch System

By susie - November 06, 2019 02:22 PM UTC | Site News

New Research Suggests that the Universe is a Sphere and Not Flat After All

By Brian Koberlein - November 06, 2019 12:25 PM UTC | Cosmology

The First Stars Formed Very Quickly

By Matthew Williams - November 05, 2019 03:24 PM UTC | Cosmology

Based on a new study, it is possible that the first stars in our Universe formed about 1 billion years earlier than we thought.

Boeing's Starliner Performed its Abort Test Today. One Parachute Failed to Deploy

By Matthew Williams - November 04, 2019 06:00 PM UTC | Missions

NASA Has a New Method For Cooling Down Electronics Crammed Together in a Spacecraft

By Matthew Williams - November 04, 2019 03:29 PM UTC | Space Exploration

Engineers at NASA Goddard have completed flight tests on their revolutionary new cooling system, which has the potential to lead to smaller electronics.

Carnival of Space #635-636

By susie - November 04, 2019 02:25 PM UTC | Site News

Our Guide to the November 11th, 2019 Transit of Mercury Across the Sun

By David Dickinson - November 04, 2019 12:37 PM UTC | Solar Astronomy

The Lowest Mass Black Hole has Been Found, only 3.3 Times the Mass of the Sun

By Matthew Williams - November 03, 2019 03:54 PM UTC | Black Holes

A team of astronomers recently discovered the smallest black hole to date, which indicates that there may be far more out there than we previously thought.

Asteroid Hygiea is Round Enough That it Could Qualify as a Dwarf Planet, the Smallest in the Solar System

By Matthew Williams - November 01, 2019 10:07 PM UTC | Planetary Science

Using the Very Large Telescope, an international team of astronomers observed Hygeia and determined it could be the smallest dwarf planet to date!

NASA is Now Considering a Pluto Orbiter Mission

By Evan Gough - November 01, 2019 03:41 PM UTC | Missions

Mars 2020 Stands Up on its Wheels For The First Time

By Matthew Williams - November 01, 2019 03:20 PM UTC | Planetary Science

The Mars 2020 rover recently passed a milestone at NASA JPL, where it stood on its wheels and legs for the very first time.

Return to the Moon with Blue Origin's Rockets and Lunar Lander Made Out of LEGO

By Evan Gough - November 01, 2019 01:04 PM UTC | Space Exploration

This is the Machine Astronauts Trained on to Land on the Moon

By Evan Gough - October 31, 2019 03:03 PM UTC | Missions

Clouds On Jupiter Rising Up Above the Surrounding Atmosphere

By Evan Gough - October 30, 2019 05:34 PM UTC | Planetary Science

New Telescope Instrument Will Watch the Sky with 5,000 Eyes

By Evan Gough - October 30, 2019 04:13 PM UTC | Telescopes

NASA is Testing a Rover That Could Search For Water Ice on The Moon

By Matthew Williams - October 29, 2019 10:22 PM UTC | Planetary Science

NASA has plans to send the VIPER rover to the South Pole of the Moon to look for water ice, in preparation for sending astronauts there in 2024.

Weekly Space Hangout: October 30, 2019 - Evelyn MacDonald on Finding Earth-Like Planets

By susie - October 29, 2019 04:33 PM UTC | Site News

X-37B Lands After 780 Days in Orbit Doing ???

By Evan Gough - October 29, 2019 01:40 PM UTC | Space Exploration

SpaceX is Sure They'll be Able to Land Starship on the Moon in 2022

By Matthew Williams - October 28, 2019 11:31 PM UTC | Space Exploration

As the president of SpaceX said at the 2019 IAC, the company hopes to conduct missions to the Moon by 2022, and to send people there by 2024

InSight's Heat Probe Has Bounced Back Out Of Its Hole

By Evan Gough - October 28, 2019 05:12 PM UTC | Planetary Science

Astronomers See the Wreckage from a Collision Between Exoplanets

By Evan Gough - October 28, 2019 04:28 PM UTC | Exoplanets

Breakthrough Listen and NASA Team Up to Look for Signs of Extra-Terrestrial Intelligence!

By Matthew Williams - October 26, 2019 08:25 PM UTC | Astrobiology

Breakthrough Listen recently entered into a partnership with members of the NASA TESS mission team to search for aliens!

Skylon's SABRE Engine Passes a Big Test

By Matthew Williams - October 26, 2019 03:33 PM UTC | Space Exploration

Reaction Engines Ltd. recently passed a major milestone with the development of their SABRE engine, which could lead to spaceplanes that don't rely on rocket boosters.

New Horizons Team Pieces Together the Best Images They Have of Pluto's Far Side

By Evan Gough - October 25, 2019 05:43 PM UTC | Planetary Science

Astronomers See Strontium in the Kilonova Wreckage, Proof that Neutron Star Collisions Manufacture Heavy Elements in the Universe

By Evan Gough - October 24, 2019 05:12 PM UTC | Cosmology

Weekly Space Hangout: October 23, 2019 - Aileen Yingst: Space Geologist

By susie - October 23, 2019 08:53 PM UTC | Site News

A Private Company in China Plans to Launch Reusable Rockets by 2021

By Evan Gough - October 23, 2019 06:52 PM UTC | Space Exploration

Boeing and Airstream Show off Their New Astronaut Transport Vehicle: the Astrovan II

By Evan Gough - October 23, 2019 04:52 PM UTC | Missions

Elon Musk Tweets with Starlink. Services Could be Available Next Year.

By Matthew Williams - October 23, 2019 04:42 PM UTC | Space Policy

Starlink could be offering services by this time next year, and Musk just tested it by sending out the inaugural tweet (spoiler alert, it worked!)

James Webb Tests its Sun-Shield. So Far, So Good.

By Evan Gough - October 23, 2019 02:23 PM UTC | Telescopes

Did an Ancient Supernova Force Humans to Walk Upright?

By David Dickinson - October 23, 2019 11:26 AM UTC | Stars

Now that Many Countries Have the Ability to Destroy Satellites, the US is Figuring Out Ways to Make Them More Armored

By Matthew Williams - October 22, 2019 08:27 PM UTC | Space Policy

With all the advances made in anti-satellite technology, Sandia National Laboratories is seeking partnerships to develop satellites that can defend themselves

The Most Massive Galaxies Spin More Than Twice as Fast as the Milky Way

By Matthew Williams - October 19, 2019 06:54 PM UTC | Extragalactic

Based on new observations of super spiral galaxies, a team of scientists has found that they have massive dark matter halos that cause them to rotate much faster than our own!