NASA selects 16 futuristic space technology concepts

NASA has selected 16 cool new futuristic space technology concepts for further study. Four of them are from NASA’s own Jet Propulsion Laboratory (JPL), including a railway system on the moon to move cargo. Source: https://earthsky.org/space/futuristic-space-technology-concepts-nasa-jpl-niac…

The Mars Perseverance Rover’s Parachute Contained a Secret Message

“The huge parachute used by NASA’s Perseverance rover to land on Mars contained a secret message,” reports the Associated Press — thanks to the rover’s puzzle-loving systems engineer Ian Clark. “During a live stream discussing the landing, one Nasa commentator said: ‘Sometimes we leave messages in our work for others to find. So we invite you all to give it a…

Did you find the message hidden in Perseverance’s parachute?

The striped pattern on the parachute used by the Perseverance rover to land on Mars contained a hidden message. Internet sleuths were able to figure it out within a few hours. Source: https://earthsky.org/space/perseverance-secret-message-dare-mighty-things…

What’s the coldest Earth has ever been?

Our planet’s history includes episodes of cold so extreme that glaciers reached sea level in equatorial regions. Source: https://earthsky.org/earth/whats-coldest-earth-has-ever-been…

Evidence for white dwarfs consuming Earth-like worlds

For the first time, astronomers have detected the vaporized remains of the crusts of long-dead Earth-like and Mars-like planets in the atmospheres of white dwarf stars. Source: https://earthsky.org/space/vaporized-earth-like-mars-like-crusts-white-dwarf-stars…

‘Earth wind’ may generate water on the moon

Particles carried from Earth’s poles via our planet’s magnetosphere could be interacting with lunar rocks to create small quantities of water on the moon. Source: https://earthsky.org/space/earth-wind-may-generate-water-on-moon…

Cool video! Perseverance’s descent and touchdown on Mars

Check out this amazing new video from NASA’s Perseverance rover, showing its own descent and landing on the surface of Mars last week. Truly, it’s like nothing seen before! Source: https://earthsky.org/todays-image/video-perseverance-rover-descent-and-touchdown-on-mars…

Dark streaks on Mars may be caused by salts and melting ice

Researchers at the SETI Institute say that unusual dark streaks on sun-facing slopes on Mars, debated about for years, may be small landslides caused by a combination of salts and melting ice just below the surface. Source: https://earthsky.org/space/mars-dark-streaks-melting-ice-recurring-slope-lineae…

What is the Milky Way?

When someone says “Milky Way,” do you think of the starry pathway across our sky, or of the great pinwheel-shaped galaxy in space? Both are correct! Source: https://earthsky.org/astronomy-essentials/what-is-the-milky-way-galaxy…

We heart the Earth and sky

This Valentine’s Day, we find so much to love in the many heart-shaped objects created by Mother Nature that can be found right here on Earth or all the way to the deepest reaches of the sky. Source: https://earthsky.org/space/heart-shaped-objects-in-nature-space-earth-valentines-day…