Thursday, August 19, 2021

Jupiter is at its biggest and brightest this week | Space

Spotting Jupiter is a breeze this week for the naked eye as it reaches its biggest and brightest moment in the night sky. Telescope-hunters will also get a treat looking for moons and atmospheric bands.

The gas giant planet will be at opposition today (Aug. 19), meaning it is directly opposite the sun in Earth's sky. Jupiter also makes its closest approach of the year to Earth during opposition.

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Publisher: Space.com
Date: 2021-08-19T11:13:38Z
Author: https www facebook com spacecom
Twitter: @SPACEdotcom
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Multiple supernovas may have implanted our solar system with the seeds of planets | Space

A wave of exploding stars may have provided the conditions required to build the solar system .

New research probing a nearby star-forming region examines conditions that may have been similar to those found in the early solar system to try to solve the outstanding mystery of how radioactive elements essential to planet formation arrived in the environment around the sun .

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Publisher: Space.com
Date: 2021-08-16T20:57:47Z
Author: https www facebook com spacecom
Twitter: @SPACEdotcom
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Can The Universe Turn Stars Back Into Planets?

Brown dwarfs, between about 13-80 Jupiter masses, will fuse deuterium+deuterium into helium-3 or ... [+] tritium, remaining at the same approximate size as Jupiter but achieving much greater masses.

When you look at an object in space, it's pretty easy to tell if it's a star or a planet.

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Publisher: Forbes
Date: 2021-08-18
Author: Ethan Siegel
Twitter: @forbes
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Here are NASA's best images of all the planets in the solar system | TweakTown

Our solar system features eight planets, and each of these planets is very distinguishable as they are all quite different.

During the time that humans have been exploring our solar system and the space beyond it, NASA has captured some incredible images of our local planets.

Publisher: TweakTown
Date: 2021-08-16T06:03:02-05:00
Author: https www facebook com jak connor 1
Twitter: @TweakTown
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EarthSky | 2021's closest planetary conjunction is August 19

We give you fair warning! It’ll be easier to catch the evening couple from Earth’s Southern Hemisphere than at northerly latitudes. That’s why we chose Montevideo, Uruguay ( 35 degrees south latitude ) for our sky chart at top.

From mid-northern latitudes, you may well need binoculars to see Mercury and Mars. Mercury is the brighter of these two worlds, shining a good 8 times more brilliantly than Mars. So if you spot Mercury, but not Mars, try using binoculars to reel in Mars.

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Publisher: EarthSky | Updates on your cosmos and world
Date: 2021-08-18T11:25:14Z
Twitter: @earthskyscience
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All planets in our Solar System ranked according to their uniqueness - Science

In a dense cloud of gas and dust billions of years ago, these eight planets emerged along with the sun. They are eight unique expressions of our chaotic universe born upon an arm of the spiraling Milky Way galaxy.

The planets' sizes and orbits distinguish them from asteroids, comets, and meteoroids, as well as icy objects beyond Neptune in the Kuiper Belt, like the dwarf planet Pluto. Each one is iconic in its own way, but as is the way of the universe, only one can be the best.

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Publisher: Mashable SEA
Date: 2021-08-15T12:00:00 00:00
Twitter: @mashablesea
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How can scientists find alien worlds? They can hunt for one special color

During photosynthesis , cells within vegetation take in carbon dioxide and energy from the Sun and make sugar molecules and oxygen. Photosynthesis, in turn, leaves a distinct signature on the wavelengths reflected by the Earth, known as the "red edge."

It's through photosynthesis that Earth's surface is covered in green vegetation. This green is key to a fascinating process: in the visible light spectrum — a portion of the electromagnetic spectrum that the human eye can see — it ever so slightly reflects green photons.

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Publisher: Inverse
Twitter: @inversedotcom
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Students study what makes planets habitable at UW's Teton STEM Academy | Powell Tribune

Twenty-five high school students from across Wyoming worked in teams to determine whether planets near different-colored stars could actually be habitable. To help make that determination, the …

The activity was part of the Teton STEM Academy on the University of Wyoming campus in July.

Publisher: Powell Tribune
Date: Tue 17 Aug 2021 08:05:00 -0600
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Ripples in Saturn's rings reveal the planet's giant, slushy core

Hidden inside the solar system's god of plenty is an unexpected bounty: Saturn's mammoth core, spanning up to 60 percent of the planet's width. The newly measured core, revealed through subtle waves in Saturn's rings, appears to be ice, rock, and gas, blended into a soupy mass with blurry edges.

Publisher: Science
Date: 08-16-2021
Twitter: @NatGeo
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