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Universe Today
  1. The early asteroids had a similar size, and this could be due to turbulence in the early solar system.

    The post Primordial Asteroids That Never Suffered Massive Collisions all Seem to be Larger Than 100 km. Why? appeared first on Universe Today.

  2. Precipitation is much more widespread throughout that solar system than commonly assumed.  Obviously it rains water on Earth.  But it snows carbon dioxide on Mars, rains methane on Titan, sulfuric acid on Venus, and could potentially rain diamonds on Neptune.  The type of material falling out of the sky is almost as varied as the …

    The post What Would Raindrops be Like on Other Worlds? appeared first on Universe Today.

  3. So, you want to find dark matter, but you don’t know where to look? A giant planet might be exactly the kind of particle detector you need! Luckily, our solar system just happens to have a couple of them available, and the biggest and closest is Jupiter. Researchers Rebecca Leane (Stanford) and Tim Linden (Stockholm) …

    The post Jupiter Could Make an Ideal Dark Matter Detector appeared first on Universe Today.

  4. Perseverance is having a proud parent moment in this image, looking like it’s waiting with a child at the bus stop on the first day of school. The Mars 2020 rover took this selfie with the Ingenuity helicopter, which is preparing to take the first controlled flight ever on another world. On April 3rd, Ingenuity …

    The post Perseverance Takes a Selfie With Ingenuity. It’s Almost Time to fly appeared first on Universe Today.

  5. The search for extraterrestrial intelligence (SETI) has long roots in human history.  With the advent of modern technologies, scientists were finally able to start scanning the skies for any sign of life.  When the search first started back in the 1960s, it focused almost exclusively on trying to detect radio signals.  Over the decades, no …

    The post What are the Best Ways to Search for Technosignatures? appeared first on Universe Today.

  6. An intermediate mass black hole was discovered by its chance alignment with a gamma ray burst.

    The post An Intermediate-Mass Black Hole Discovered Through the Gravitational Lensing of a Gamma-ray Burst appeared first on Universe Today.

  7. Did the Perseverance rover capture a rainbow on Mars? This image, from the rover’s left rear Hazard Camera, sure looks like it. But alas, no. However, film director JJ Abrams would be proud. The rover’s official Twitter account explained it best, that rainbows just aren’t possible on Mars, and this is simply a lens flare: …

    The post Perseverance Captured This Image of a “Rainbow” on Mars, but it’s just a Lens Flare in the Rover’s Camera appeared first on Universe Today.

  8. NASA's Ingenuity Helicopter survived its first night on the Martian surface and is preparing for its first test flight.

    The post Mars Helicopter Survives its First Night on Mars is Getting Ready to Fly appeared first on Universe Today.

  9. Perseverance has been busy lately.  After testing its systems out, taking the first sound recording ever on the Red Planet, and dropping off its helicopter sidekick, now it has the opportunity to work on its primary mission: stare at some rocks.  And occasionally zap them with a laser. That laser is part of the Supercam …

    The post Here’s a Strange Rock That Perseverance Shot With its Laser appeared first on Universe Today.

  10. The ionic propulsion system that will allow the Lunar Gateway to orbit the Moon just got its first test, and passed with flying colors

    The post Lunar Gateway Will Maintain its Orbit With a 6 kW ion Engine appeared first on Universe Today.

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