Universe Today (Page 317)

Matter From Light. Physicists Create Matter and Antimatter by Colliding Just Photons.

By Brian Koberlein - August 14, 2021 02:42 PM UTC | Physics

An effect predicted in 1934 has finally been observed, creating matter from light alone.

Perseverance Fails to Collect its First Sample

By Matthew Williams - August 13, 2021 06:52 PM UTC | Planetary Science

The Perseverance rover failed to collect its first sample because the rock it tried to drill the sample from was too powdery.

NASA Sends a 3D Printer for Lunar Regolith and More to the ISS

By Andy Tomaswick - August 13, 2021 01:31 PM UTC | Space Exploration

Dragonfly Mission has Some Ambitious Science Goals to Accomplish When it Arrives at Titan

By Andy Tomaswick - August 13, 2021 12:32 PM UTC | Planetary Science

OSIRIS-Rex got to Know Bennu Really Well. Apparently, There's now a 1-in-1,750 Chance That it'll hit Earth by 2300

By Nancy Atkinson - August 13, 2021 10:20 AM UTC | Planetary Science

Want a LEGO James Webb Space Telescope? It Even Folds Up

By Nancy Atkinson - August 12, 2021 11:39 AM UTC | Site News

Rocky Planet Found With Only Half the Mass of Venus

By Andy Tomaswick - August 12, 2021 09:22 AM UTC | Exoplanets

Curiosity Might Not Be In An Ancient Lake At All

By Andy Tomaswick - August 12, 2021 08:50 AM UTC | Planetary Science

Astronomy Jargon 101: Adaptive Optics

By Paul Sutter - August 11, 2021 08:39 PM UTC | Telescopes

Avoiding the Great Filter. How Long Until We're Living Across the Solar System?

By Matthew Williams - August 11, 2021 04:58 PM UTC | Astrobiology

According to a new study, humanity could become an interplanetary species in this century, interstellar by the 23rd, and intragalactic by the 24th.

Astronomers Find a Nearby Star That a Spitting Image of a Young Sun

By Brian Koberlein - August 11, 2021 02:48 PM UTC | Stars

Astronomers have found a young star that is very similar to our Sun, and it could tell us about the origin of life on Earth.

It Turns out There Were Supernovae Exploding all Over, we Just Couldn't see Them

By Andy Tomaswick - August 11, 2021 08:55 AM UTC | Extragalactic

Astronomy Jargon 101: Astronomical Unit

By Paul Sutter - August 10, 2021 07:02 PM UTC | Planetary Science

We'll Have to Wait About 3,000 Years for a Reply From Intelligent Civilizations

By Matthew Williams - August 10, 2021 05:05 PM UTC | Astrobiology

According to a new study by Harvard Professor Loeb and Amir Siraj, it would around 3000 years to hear a reply from an extraterrestrial civilization.

Boeing Starliner Launch Scrubbed. No Idea When it Might fly

By Andy Tomaswick - August 10, 2021 10:56 AM UTC | Space Exploration

Skywatcher's Delight: Nova RS Ophiuchi in Outburst and Comet O1 Nishimura

By David Dickinson - August 10, 2021 09:51 AM UTC | Observing

The Perseids, a rare eruption of nova RS Ophiuchi and a challenging dawn comet round out an amazing week of skywatching.

Astronomy Jargon 101: Parallax

By Paul Sutter - August 09, 2021 08:58 PM UTC | Stars

Ganymede in Infrared Taken During Juno's Most Recent Flyby

By Matthew Williams - August 09, 2021 03:19 PM UTC | Planetary Science

With its latest flyby of Jupiter's largest moon, the Juno probe has created a new infrared map of Ganymede. This could lead to a better understanding of the moon's surface and interior ocean.

Astronomy Jargon 101: Magnetars

By Paul Sutter - August 08, 2021 08:51 PM UTC | Stars

Starship is Stacked on the Super Heavy Booster. The Tallest Rocket Ever Built

By Matthew Williams - August 07, 2021 06:19 PM UTC | Space Exploration

SpaceX achieved another milestone this week as the Starship and Super Heavy prototype were stacked and fully-integrated for the first time!