Bright Spiral Galaxy M81 : One Of The Brightest Galaxies In Planet Earths Sky Is Similar In Size To Our

Bright Spiral Galaxy M81 : One Of The Brightest Galaxies In Planet Earths Sky Is Similar In Size To Our

Bright Spiral Galaxy M81 : One of the brightest galaxies in planet Earths sky is similar in size to our Milky Way Galaxy: big, beautiful M81. The grand spiral galaxy can be found toward the northern constellation of the Great Bear . This superbly detailed image reveals M81s bright yellow nucleus, blue spiral arms, tell tale pinkish star forming regions, and sweeping cosmic dust lanes with a scale comparable to the Milky Way. Hinting at a disorderly past, a remarkable dust lane actually runs straight through the disk, to the left of the galactic center, contrary to M81s other prominent spiral features. The errant dust lane may be the lingering result of a close encounter between between M81 and its smaller companion galaxy, M82. Scrutiny of variable stars in M81 has yielded one of the best determined distances for an external galaxy 11.8 million light-years. M81s dwarf companion galaxy Holmberg IX can be seen just above the large spiral. via NASA

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you don’t hug asexuals you embrace them


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Somewhere In The Heart Of The Mojave Desert

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9 years ago

Ten Awe-Inspiring Photos

We’ve taken 10 of our top Instagram posts and put them here for your viewing pleasure. Now, your next 10 cell phone backgrounds can be found in one place.

10. Water on Mars

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With 210,000 likes, this image is a favorite on Instagram. New findings from our Mars Reconnaissance Orbiter (MRO) provide the strongest evidence yet that liquid water flows intermittently on present-day Mars. Dark, narrow streaks on Martian slopes such as these at Hale Crater are inferred to be formed by seasonal flow of water on contemporary Mars. The streaks are roughly the length of a football field.

9. Smoke Ring for a Halo

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With 210,000 likes, this image shined on Instagram. Two stars shine through the center of a ring of cascading dust in this image taken by the Hubble Space Telescope. The star system is named DI Cha, and while only two stars are apparent, it is actually a quadruple system containing two sets of binary stars. As this is a relatively young star system it is surrounded by dust.

8. Pluto’s Largest Moon, Charon

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With 216,000 likes, a lot of people thought this image was interesting on Instagram. Our New Horizons spacecraft has returned the best color and the highest resolution images yet of Pluto’s largest moon, Charon - and these pictures show a surprisingly complex and violent history. This high-resolution enhanced color view of Charon was captured just before closest approach on July 14. The image combines blue, red and infrared images; the colors are processed to best highlight the variation of surface properties across Charon.

7. Veil Nebula

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With 220,000 likes, many people favorited this image  on Instagram. This is the expanding remains of a massive star that exploded about 8,000 years ago. This view is a mosaic of six pictures from our Hubble Space Telescope of a small area roughly two light-years across, covering only a tiny fraction of the nebula’s vast structure. This close-up look unveils wisps of gas, which are all that remain of what was once a star 20 times more massive than our sun.

6. Messier 94 Galaxy

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With 234,000 likes, this image is a favorite on Instagram. This image shows the galaxy Messier 94, which lies in the small northern constellation of the Hunting Dogs, about 16 million light-years away. Within the bright ring or starburst ring around Messier 94, new stars are forming at a high rate and many young, bright stars are present within it.

5. Solar ‘Pumpkin’

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With 247,000 likes, many followers enjoyed this image on Instagram. This photo was posted on Halloween and shows active regions on the sun combined to look something like a jack-o-lantern’s face. The image was captured by NASA’s Solar Dynamics Observatory in October 2014, which watches the sun at all times from its orbit in space.

4. Italy from the International Space Station

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With 251,000 likes, this image captivated many of you on Instagram. Before drifting off to sleep, NASA astronaut Scott Kelly (@stationcdrkelly) captured this images from the International Space Station and wrote, “ Day 180. Moonlight over Italy. #BuonaNotte Good night from @ISS! #YearInSpace.”

3. Cosmic Archaeological Dig

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With 286,000 likes, this image dazzled many of you on Instagram. Peering deep into the Milky Way’s crowded central hub of stars, researchers using our Hubble Space Telescope have uncovered for the first time a population of ancient white dwarfs – smoldering remnants of once-vibrant stars that inhabited the core. Finding these relics at last can yield clues to how our galaxy was built, long before Earth and our sun formed. This image is a small section of Hubble’s view of the dense collection of stars crammed together in the galactic bulge.

2. Super Blood Moon

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With 310,000 likes, this image was very popular on Instagram. It shows the Super Blood Moon behind the Washington Monument on Sunday, Sept. 27, in Washington, DC. The combination of a supermoon and total lunar eclipse last occurred in 1982 and will not happen again until 2033.

1. Pluto

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With 363,000 likes, this image is one of our most popular pictures on Instagram. The dwarf planet sent a love note back to Earth via our New Horizons spacecraft, which traveled more than 9 years and 3+ billion miles. This was the last and most detailed image of Pluto sent to Earth before the moment of closest approach, which was at 7:49 a.m. EDT Tuesday, July 14 - about 7,750 miles above the surface – roughly the same distance from New York to Mumbai, India - making it the first-ever space mission to explore a world so far from Earth.

For more pictures like these, follow us on Instagram: https://www.instagram.com/nasa/ 

Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com


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9 years ago
IC 410 Nebula

IC 410 nebula

Pictured above is the IC 410 nebula, a brilliant cosmic dust cloud located approximately 10,000 light years from Earth in the direction of the Auriga constellation. A 4 million year-old galactic star cluster—a region of active star formation—lies toward the center of the image, partially obscured by the nebula itself.

Off to the lower right, two dusty entrails resemble tadpoles. The “heads” of these cosmic squiggles have been sculpted by winds and radiation emanating from the central star cluster. It’s a magnificent sight to behold—even on a primitive 21st century computer screen. (Source)


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9 years ago

Daily Affirmation 386.

Your asexuality is not something you should be ashamed of. Your asexuality is not something that you should regret because of how it might affect your relationships. Your asexuality is not bad, regrettable, or shameful.


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9 years ago

Daily Affirmation 393.

To the closeted aces. To the aces who are struggling to come up with reasons that they haven’t brought a partner to the family celebration, to the aces who don’t know how to explain why they’re not having kids, why they’re not having the life their families think they should.

To the aces who have come out. To the aces who face invalidation, attempts to “correct” their identity, or attempts to explain it away. To the aces who face flat out denial of who they are, or hatred because of it.

As the holiday season gets underway, please remember that you deserve better than this. You are incredible, and the way you have been treated is not acceptable. You are deserving of love and support.


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9 years ago

What’s a Space Headache?

Headaches can be a common complaint during spaceflight. The Space Headaches experiment improves our understanding of such conditions, which helps in the development of methods to alleviate associated symptoms, and improve the well-being and performance of crew members in orbit. This can also improve our knowledge of similar conditions on Earth.

What’s A Space Headache?

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9 years ago
Hubble Sees Saturn - 2007
Hubble Sees Saturn - 2007

Hubble Sees Saturn - 2007


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9 years ago

Things You Might Not Know About Our Sun

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The sun is a star, a hot ball of glowing gases at the heart of our solar system. Its influence extends far beyond the orbits of distant Neptune and Pluto. Without the sun’s intense energy and heat, there would be no life on Earth. And though it is special to us, there are billions of stars like our sun scattered across the Milky Way galaxy.

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Impress Your Friends with These Sun Facts:

If the sun were as tall as a typical front door, the Earth would be the size of a U.S. nickel

The temperature at the sun’s core is about 27 million degrees Fahrenheit

Our sun is more massive than the average star in its neighborhood. Nearly 90% of stars are less massive, making them cooler and dimmer

The sun contains 99.9% of all matter in our solar system

During a single second, the sun converts 4 million tons of matter to pure energy

It would take about 1 million Earths to fill the sun if it were a hollow ball

The sun rotates on its axis approximately once every 27 days

The sun is 93 million miles away from Earth and is almost 5 billion years old

Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com


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anaceinspace-blog - An Ace in Space
An Ace in Space

I post asexual stuff and space stuff. ADMIN APPLICATIONS ARE OPEN CHECK NAVIGATION FOR LINK TO THE APPLICATION. Profile pic credits to mochakimono.tumblr.com

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