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Helio
replied to the thread
We are close:' SETI astrobiologist Nathalie Cabrol on the search for life
.
Her response was to a question of life. So, I took her answer to be about discovering living microbial life forms, not ETs, and in...
Oct 1, 2024
Helio
replied to the thread
Astronomers prepare for once-in-a-lifetime event: A 'new star' in the night sky
.
Here is where we will find it in the sky…[It’s the little red circle.]...
Sep 30, 2024
Helio
replied to the thread
Astronomers prepare for once-in-a-lifetime event: A 'new star' in the night sky
.
Apparent mag. should reach about 2, thus brighter than the brightest of that asterism, Alphecca (mag. 2.2).
Sep 30, 2024
Helio
reacted to
Admin's post
in the thread
We are close:' SETI astrobiologist Nathalie Cabrol on the search for life
with
Like
.
Astrobiologist Nathalie Cabrol seeks answers to two key questions: Are we alone in the universe? How did life on Earth begin in the...
Sep 25, 2024
Helio
replied to the thread
We are close:' SETI astrobiologist Nathalie Cabrol on the search for life
.
I’ve been enjoying her book. Her lucid and thorough style makes this a great read.
Sep 25, 2024
Helio
replied to the thread
How dark energy could relieve 'Hubble tension' and galaxy headaches
.
IMO, DE does solve the tension but it's seems so obvious, that, as I said, the real tension would be if the expansion rates never...
Sep 23, 2024
Helio
replied to the thread
How dark energy could relieve 'Hubble tension' and galaxy headaches
.
Agreed. Besides, what's special at about 2k years after t=0? Almost any extra DE imagined could be assumed prior to Recombination...
Sep 23, 2024
Helio
reacted to
Torbjorn Larsson's post
in the thread
Exoplanets may be hiding behind the 'Neptunian ridge
with
Like
.
The paper suggests the high-eccentricity tidal migration for the ridge based on earlier orbit data (a surplus of elliptical orbits) but...
Sep 21, 2024
Helio
replied to the thread
Exoplanets may be hiding behind the 'Neptunian ridge
.
That's impressive. ThanksTorbjorn. The very short orbital periods, especially for hot Jupiters, is a surprise. I thought I'd try my...
Sep 21, 2024
Helio
replied to the thread
Exoplanets may be hiding behind the 'Neptunian ridge
.
It’s hard to see it without an x-axis using periods. It’s hard to imagine the ridge even exists using that graph.
Sep 20, 2024
Helio
reacted to
billslugg's post
in the thread
Exoplanets may be hiding behind the 'Neptunian ridge
with
Like
.
I can't discern where the ridge is. It's not labelled on the picture. Are they talking about the blob on top of the image?
Sep 20, 2024
Helio
reacted to
Pogo's post
in the thread
Collisions could increase chance of 'God of Destruction' asteroid Apophis hitting Earth
with
Like
.
And any strike by another object has a greater chance of causing Apophis to move farther away from Earth as toward it.
Sep 19, 2024
Helio
replied to the thread
My space art
.
Dreamy plus!
Sep 14, 2024
Helio
reacted to
MasterOgon's post
in the thread
My space art
with
Like
.
I used AI to make video from my space paintings. Welcome on aboard! View: https://youtu.be/LGHMPoEKRlo?si=noTNW5496s2D1IHH
Sep 14, 2024
Helio
reacted to
billslugg's post
in the thread
How can we protect humans on Mars from radiation from solar storms?
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Solar storms are only part of the problem. Galactic cosmic rays are far more powerful and are not stopped by heavy nuclei very well...
Sep 11, 2024
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