Universe Today (Page 118)

Brown Dwarfs are Probably Much More Common in the Milky Way Than Previously Believed

By Brian Koberlein - September 01, 2021 08:40 AM UTC | Stars

An accidental discovery suggests that brown dwarfs are more common than we thought, and may solve the mystery of the brown dwarf desert.

China Wants to Build a Spaceship That's Kilometers Long

By Matthew Williams - September 01, 2021 03:53 AM UTC | Space Exploration

China is considering building spacecraft in orbit that would measure a few kilometers long and ensure they become the dominant power in space.

Thanks to Ingenuity's Pictures, Perseverance Knows Where to Drive to Next

By Nancy Atkinson - August 30, 2021 04:59 PM UTC | Planetary Science

What a Perfect Gravitational Lens

By Nancy Atkinson - August 30, 2021 01:34 PM UTC | Extragalactic

After Its Last Rock Sample Crumbled Into Powder, Perseverance is Going to try Again

By sjohnston - August 29, 2021 04:13 PM UTC | Planetary Science

If Planet 9 is out There, Here's Where to Look

By Brian Koberlein - August 28, 2021 10:35 AM UTC | Solar Astronomy

A study of Kuiper belt objects points strongly to the existence of a super-Earth on the outer edge of our solar system.

Astronomers Locate the Source of High-Energy Cosmic Rays

By Matthew Williams - August 27, 2021 03:19 PM UTC | Physics

Using a novel approach, a team of researchers has confirmed that the elusive source of cosmic rays is indeed supernova remnants!

Webb's Testing is Complete. Now it Begins the Journey to the Launch Site.

By Nancy Atkinson - August 27, 2021 12:00 PM UTC | Missions

NASA Will be Sending two More Missions to Mars in 2024, Costing Just $80 Million

By Andy Tomaswick - August 26, 2021 11:51 PM UTC | Missions

Another Flight for New Shepard, No Passengers This Time

By Matthew Williams - August 26, 2021 05:51 PM UTC | Space Exploration

Blue Origin completed its 17th successful flight with their New Shepard launch vehicle today, which was also the spacecraft's 8th consecutive launch.

Interstellar Objects Might Outnumber Solar System Objects in the Oort Cloud

By Brian Koberlein - August 26, 2021 11:29 AM UTC | Solar Astronomy

A study of the interstellar bodie 2I/Borisov aruges that the Oort cloud may consist more of alien objects than solar system objects.

Saturn's 'Fuzzy Core' Seen In Ring Ripples

By David Dickinson - August 26, 2021 08:55 AM UTC | Planetary Science

Seismic waves in Saturn's rings reveal the strange interior of the planet within.

Advanced Civilizations Could be Using Dyson Spheres to Collect Energy From Black Holes. Here's how we Could Detect Them

By Andy Tomaswick - August 25, 2021 08:28 PM UTC | Black Holes

This is How a Supermassive Black Hole Feeds

By Matthew Williams - August 25, 2021 07:42 PM UTC | Black Holes

A new simulation has provided new insight into how supermassive black holes grow by feeding off of cosmic gas captured by the gravitational force of their galaxies.

China's Rover Completes its Primary 90-day Mission, but it Still has More Science to do

By sjohnston - August 25, 2021 04:08 PM UTC | Planetary Science

The Best Evidence for Life on Mars Might be Found on its Moons

By Andy Tomaswick - August 25, 2021 02:40 PM UTC | Astrobiology

An Asteroid has Been Discovered That Crosses Mercury's Orbit

By Nancy Atkinson - August 25, 2021 11:28 AM UTC | Planetary Science

Dust Storms on Mars Continue to Make the Planet Drier

By Matthew Williams - August 24, 2021 08:18 PM UTC | Planetary Science

Combining data from three Mars orbiter missions, a team of scientists have found undeniably proof that regional dust storms are contributing to water loss on Mars.

Watch: 14 Hours of Enceladus Geyser Action

By Nancy Atkinson - August 24, 2021 08:38 AM UTC | Planetary Science

SpaceX Thinks it can Send Humans to the Moon Sooner Than 2024

By Matthew Williams - August 22, 2021 03:31 PM UTC | Space Exploration

Astronomy Jargon 101: Standard Candles

By Paul Sutter - August 21, 2021 12:25 PM UTC | Cosmology

The Milky Way Broke one of its Arms

By Brian Koberlein - August 21, 2021 11:27 AM UTC | Milky Way

James Webb's Upper Stage is off to the Launch Site

By Matthew Williams - August 20, 2021 05:36 PM UTC | Missions

The rocket that will carry the James Webb Space Telescope to space later this year is on its way to the launch site!

Astronomy Jargon 101: R-Process

By Paul Sutter - August 20, 2021 12:20 PM UTC | Stars

Japan's Mission to Phobos Will Also Bring a Sample Home by 2029

By Nancy Atkinson - August 20, 2021 10:59 AM UTC | Missions

Musk Confirms how "Mechazilla" Will Catch and Assemble Starship and Super Heavy for Rapid Reuse

By Matthew Williams - August 19, 2021 08:23 PM UTC | Space Exploration

A new animation shows how SpaceX's "Mechazilla" tower will be able to catch Super Heavy boosters and stack Starships onto them with less than an hour of turnaround time.

Astronomy Jargon 101: Spectrum

By Paul Sutter - August 19, 2021 12:22 PM UTC | Stars

Ingenuity's Flight 12 was a Tricky one, Flying Over Hazardous Terrain

By Nancy Atkinson - August 19, 2021 11:40 AM UTC | Planetary Science

Greenhouses Probably won't Work on Mars Because of Cosmic Radiation. Even the Plants Will Have to Live Underground

By Andy Tomaswick - August 18, 2021 11:20 PM UTC | Planetary Science

Musk Says That Refueling Starship for Lunar Landings Will Take 8 Launches (Maybe 4)

By Matthew Williams - August 18, 2021 06:44 PM UTC | Space Exploration

Bezos is still fighting for the HLS contract by claiming the Starship will require too many refueling missions, prompting Musk to respond.

You can Tell how big a Black Hole is by how it Eats

By Brian Koberlein - August 18, 2021 01:11 PM UTC | Black Holes

Astronomers can determine the size of a black hole by the way it consumes nearby matter.

Ingenuity Sees Perseverance From Above

By Andy Tomaswick - August 18, 2021 12:45 PM UTC | Planetary Science

Astronomy Jargon 101: Luminosity

By Paul Sutter - August 18, 2021 12:09 PM UTC | Stars

Who was Giuseppe 'Bepi' Colombo and why Does he Have a Spacecraft Named After him?

By Andy Tomaswick - August 17, 2021 02:27 PM UTC | Planetary Science

Astronomy Jargon 101: Hertzsprung–Russell (HR) diagram

By Paul Sutter - August 17, 2021 11:30 AM UTC | Stars

A new Assessment of the World's Climate is out. The News Isn't Good

By Matthew Williams - August 16, 2021 04:30 PM UTC | Planetary Science

According to the recently released IPCC Sixth Assessment Report, climate change is going to get significantly worse if we don't seriously clean up our act (and soon!)