The space of night is infinite,
The blackness and emptiness
Crossed only by thin bright fences
Of logic

— Kenneth Rexroth
"Theory of Numbers"

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Lunar Outpost unveils sleek new 'Eagle' moon rover (photos)

Space.com - Wed, 04/09/2025 - 11:00am
Lunar Outpost unveiled its new "Eagle" moon rover at the 40th annual Space Symposium in Colorado Springs, and it looks straight out of science fiction.
Categories: Astronomy

Why Social Media Screen Time Is So Bad for Sleep

Scientific American.com - Wed, 04/09/2025 - 10:15am

Scrolling on social media at bedtime is particularly disruptive to sleep. Here’s why

Categories: Astronomy

Voyager, Sputnik and more: New collectible pins celebrate humanity's robotic space explorers

Space.com - Wed, 04/09/2025 - 10:00am
A design studio's plan for a new collectible set seeks to "pin" down the pivotal probes from space exploration history. Chop Shop is seeking fans of robotic spacecraft to help produce lapel pins.
Categories: Astronomy

This Star Might Have Been Thrown Out of a Globular Cluster by an Intermediate Mass Black Hole

Universe Today - Wed, 04/09/2025 - 9:02am

Astronomers are on the hunt for those in-between black holes, not the small stellar ones or the supermassive ones, but something right in the middle. Recently, a group of scientists spotted a star travelling at high velocity out of the globular cluster M15. This speedy star got kicked out about 20 million years ago and is now zooming along at an incredible 550 km/s, fast enough that it's actually escaping our entire Galaxy! The researchers think this stellar ejection might have happened because of some cosmic game of pool - basically a three-body interaction involving one of those middle-sized black holes they've been trying to find!

Categories: Astronomy

How science gets tested on alien worlds: 'We quickly realize how much there is yet to discover'

Space.com - Wed, 04/09/2025 - 9:00am
New insights into the chemistry of exoplanet atmospheres indicates planet-wide rainfall might take place following hydrogen atmosphere and water mixing.
Categories: Astronomy

Mpox Outbreak in Africa Traced Back to Squirrels

Scientific American.com - Wed, 04/09/2025 - 9:00am

A team of researchers traced the wild animal source of the mpox virus to the fire-footed rope squirrel

Categories: Astronomy

There Could Be Life on Titan, But Not Very Much

Universe Today - Wed, 04/09/2025 - 8:16am

The search for life in our Solar System, however primitive, past or present has typically focussed upon Mars and a select few moons of the outer Solar System. Saturn’s moon Titan for example has all the raw materials for life scattered across its surface, rivers and lakes of methane along with rock and sand containing water ice. There’s even a sprinkling of organic compounds too but according to a new study, Titan can probably only support a few kilograms of biomass overall, that’s just one cell per litre of water across Titan’s ocean.

Categories: Astronomy

New ESA invention tested in a chamber of no echoes

ESO Top News - Wed, 04/09/2025 - 8:10am
Image: New ESA invention tested in a chamber of no echoes
Categories: Astronomy

This More Than 380-Year-Old Trick Can Crack Some Modern Encryption

Scientific American.com - Wed, 04/09/2025 - 8:00am

A little math from the 1600s can make what people send to a printer more vulnerable

Categories: Astronomy

Why People Feel More Energized with Less Sleep

Scientific American.com - Wed, 04/09/2025 - 7:30am

People on TikTok and other social media say they feel more alert when they have had fewer hours of sleep—but sleep scientists warn this is a false sense of energy

Categories: Astronomy

JWST Spots Giant Spiral Galaxy Shockingly Early in Cosmic History

Scientific American.com - Wed, 04/09/2025 - 7:00am

Nicknamed the “Big Wheel,” a giant, spiral-shaped disk galaxy was spotted in an unusually crowded part of the early universe just two billion years after the big bang

Categories: Astronomy

Watch Atlas V rocket launch 1st big batch of Amazon's Project Kuiper internet satellites

Space.com - Wed, 04/09/2025 - 6:01am
A United Launch Alliance Atlas V rocket will launch Amazon's first big batch of Project Kuiper broadband satellites today (April 9), and you can watch it live.
Categories: Astronomy

If Bacterial Vaginosis Acts like an STI, Should It Be Treated like One?

Scientific American.com - Wed, 04/09/2025 - 6:00am

Bacterial vaginosis is an irritating overgrowth of pathogenic bacteria. A new study has found that some cases of the condition should be treated like a sexually transmitted infection.

Categories: Astronomy

Martian rock on the move

ESO Top News - Wed, 04/09/2025 - 6:00am

This new snapshot from the European Space Agency’s Mars Express deftly captures the two distinct faces of Mars: ridged and rugged versus smooth and unmarked.

Categories: Astronomy

Newly discovered Comet C/2025 F2 (SWAN) captured in stunning photo blazing across UK skies

Space.com - Wed, 04/09/2025 - 5:56am
The striking Comet C/2025 F2 (SWAN) photograph was captured by astrophotographer Josh Dury at 4:50 a.m. local time on April 9.
Categories: Astronomy

How Trump's tariffs could shake up the global space industry

Space.com - Wed, 04/09/2025 - 5:00am
Trump-era trade policies could reshape the global space economy, straining transatlantic ties and pushing Europe toward new partnerships and greater autonomy.
Categories: Astronomy

The Search for Biosignatures in Enceladus’ Plumes

Universe Today - Wed, 04/09/2025 - 1:44am

What kind of mission would be best suited to sample the plumes of Saturn’s ocean world, Enceladus, to determine if this intriguing world has the ingredients to harbor life? This is what a recent study presented at the 56th Lunar and Planetary Science Conference hopes to address as a team of researchers investigated the pros and cons of an orbiter or flyby mission to sample Enceladus’ plumes. This study has the potential to help scientists, engineers, and mission planners design and develop the most scientifically effective mission to Enceladus with the goal of determining its potential habitability.

Categories: Astronomy

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APOD - Tue, 04/08/2025 - 8:00pm

Why does Jupiter have rings?


Categories: Astronomy, NASA

The Solar Wind Crashes Into Jupiter a Few Times Every Month

Universe Today - Tue, 04/08/2025 - 7:16pm

In the great tug-of-war between the Sun and its planets, Jupiter, Saturn, and Uranus are much more susceptible to solar activities than scientists thought. Jupiter itself has an interesting reaction as it gets pummeled several times a month by solar wind bursts. They compress its magnetosphere and create a huge "hot spot" with temperatures over 500C.

Categories: Astronomy

Sols 4505-4506: Up, up and onto the Devil’s Gate 

NASA News - Tue, 04/08/2025 - 6:57pm

Curiosity Navigation

3 min read

Sols 4505-4506: Up, up and onto the Devil’s Gate  This image was taken by Left Navigation Camera onboard NASA’s Mars rover Curiosity on Sol 4503 (2025-04-07 00:33:50 UTC). NASA/JPL-Caltech

Written by Catherine O’Connell-Cooper, Planetary Geologist at University of New Brunswick

Earth planning date: Monday, April 7, 2025

Over the weekend, we completed our drive up the steep side of a canyon, up onto “Devil’s Gate,” a small butte which forms part of the ridge along the top of the canyon and now we can see down into the next canyon. It is always true that we are going somewhere no one has been before – that’s the idea of an exploratory mission after all, and everyone kind of gets used to it, we don’t stop to think about it. But today, coming over the top of a hill like this and fully looking for the first time into an area that we have only had glimpses of before, it really brings it home that the mission is doing something extraordinary, something out of this world …. and brings that feeling of awe back into focus. 

We did not pass SRAP (Slip Risk Assessment Process) a couple of times as we climbed up the side of this canyon, meaning that the contact science instruments (APXS and MAHLI) had to stand down for that day’s planning. However, this morning, in addition to a brand new vista, we saw that all six wheels are firmly on the ground and we passed SRAP quickly this morning, which must have been a relief to the rover planner in charge of assessing it today! (no one wants to be the bearer of bad news, day after day!) 

Bedrock here has both flat bedrock and amazing large nodular features, which appear to have “wind tails” caused by winds consistently blowing in the same direction. This is a Touch and Go plan, so APXS and MAHLI are focusing on a single target, the brushed “Coronado” target on the flat bedrock in front of us. ChemCam will use LIBS to investigate the nodular features at “La Cumbre Peak.”  

Near the rover, Mastcam will image some small diagenetic features at “Boulder Oaks” and the LIBS target. The 3×2 (2 rows of 3 images) “La Jolla Valley” mosaic focuses on a very nodular patch, just outside of the workspace reachable by the arm. Further from the rover, the 6×2 mosaic (2 rows of 6 images) “Los Penasquitos” looks at an amazing almost vertical vein. This discontinuous vein stretches for about 6 meters (about 18 feet), with vein fins sticking above the surface at various points, like a series of shark fins breaking the bedrock surface. Much further afield, ChemCam will acquire a long distance image on “Condor Peak,” which appears to have large scale vein networks, known as “boxwork structures” and may be an early example of the boxworks we are hoping to reach in Fall 2025.  

The ENV (Environmental and Atmospheric group) planned a Mastcam “tau” measurement, to look at dust in the atmosphere. There is a paired Navcam activity, looking at dust devils towards the north of the crater on the first sol and towards the south on the second sol. A suprahorizon movie and our usual DAN and REMS measurements round out this plan.  

Let’s see what the next drive will reveal to us! 

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Categories: NASA