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Helio replied to the thread Vera Rubin Observatory zooms into deep space.Wonderful to see a terrestrial scope image so well. -
The world's largest digital camera focuses on the Virgo Cluster, showing never-before-seen detail in our universe Vera Rubin...
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I can certainly appreciate the definitional distinctions being explored here. I think semantic or otherwise, it is valuable to...
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Helio replied to the thread Be very careful of using the word "zero"..Thanks Cat. Zero has had a twisted history and it seems many like to keep twisting. ;) An easy way to think of zero is from a physical...
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Helio reacted to Catastrophe's post in the thread Be very careful of using the word "zero". with
Like.
I have started this thread here, because zero is inextricably linked with infinity and an "infinite" "Universe". Yes, we have to watch... -
Helio replied to the thread JWST spies frigid alien world on bizarre orbit: 'One of the coldest, oldest and faintest planets that we've imaged to date.Yes, and if it is aligned to the galactic plane, it's likely much harder to find as well. 15 AU isn't all that unusual of a distance...
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Helio reacted to rod's post in the thread JWST spies frigid alien world on bizarre orbit: 'One of the coldest, oldest and faintest planets that we've imaged to date with Like.
Space.com reported, "But, unlike the flat, well-ordered orbits of planets in our solar system, the 14 Herculis system is dramatically...
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Helio replied to the thread Coating satellites with super-black paint Vantablack could help fight light pollution crisis.Has black paint be used in the past? Yes it has. Black paint does, admittedly, absorb light but it is a far better radiator as well...
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Helio replied to the thread Coating satellites with super-black paint Vantablack could help fight light pollution crisis.The problem has been overexposure of images by bright satellite streaks. Dark streaks would have no effect for the long exposures.
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Helio reacted to Unclear Engineer's post in the thread Astronomers see the 1st stars dispel darkness 13 billion years ago at 'Cosmic Dawn with Like.
But redshift and lower density did not happen faster than light can be absorbed. And from what I have read, the CMBR frequency...
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Helio replied to the thread Astronomers see the 1st stars dispel darkness 13 billion years ago at 'Cosmic Dawn.This topic is often poorly explained and I still don't have a clear understanding of how we see light from the earliest moments...
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Astronomers have reached 7500 in the number of exoplanet discoveries. This is from exoplanet.eu, which, admittedly, takes in almost all...
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Helio replied to the thread Astronomers see the 1st stars dispel darkness 13 billion years ago at 'Cosmic Dawn.Good catch. The article seems false here. The Dark Ages following the first Reionization (CMBR light) came as a result of the newly...
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Star RIK 113 is busy making a new planet in its protoplanetary disk as seen in this new image from the Very Large Telescope. Cosmic...
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Helio replied to the thread Cosmic rings reveal new planet being born.It’s rare to see these except from IR space scopes. But what’s it showing us? Are protoplanets in the void ring, having accreted...
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