<h2 style="text-align:justify">About Local Bubble</h2>

<ul>
	<li>The Local Bubble is a 1,000-light-year-wide cavity or a super bubble. Which exist in the Milky Way.</li>
	<li>It is thought to have originated from supernovae roughly 14 million years ago.&nbsp;</li>
</ul>

<h3 style="text-align:justify">What is a supernova?</h3>

<ul>
	<li>It is a class of violently exploding stars whose luminosity after eruption suddenly increases many millions of times its normal level.</li>
	<li>Supernovae explosions release tremendous amounts of radio waves and X-rays and also cosmic rays.&nbsp;</li>
</ul>

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<h3>Q1) What is the nearest exoplanet to earth?</h3>

The Proxima Centauri b is our closest known exoplanet which is only four light-years away from the earth.

Source:&nbsp;A bubble of secrets: Here&rsquo;s what the new 3D map of a gigantic cosmic cavity tells us about the universe

What is Local Bubble?

Overview:

Researchers from the Center for Astrophysics (CfA) | Harvard & Smithsonian have recently generated a 3D magnetic map of the cavity called Local Bubble.

About Local Bubble

What is a supernova?

Q1) What is the nearest exoplanet to earth?

What is Local Bubble?

Overview:

Researchers from the Center for Astrophysics (CfA) | Harvard & Smithsonian have recently generated a 3D magnetic map of the cavity called Local Bubble.

About Local Bubble

What is a supernova?

Q1) What is the nearest exoplanet to earth?

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