Generally, images of the aurora (equivalent to Earth's‘northern lights’) provide valuable information about the electromagnetic connection between the solar wind, the planet’s magnetic field (magnetosphe
A Wolf-Rayet Bubble Nebula surrounds a Wolf-Rayet star. There are different types of WR-nebula, based on their formation mechanism: regions nebulae bubbles hydrogen voids and shells (may be assoc. The nebula shown is a 'wind-blown bubbles' type
Physicist Brian Greene explains how properties at the black hole’s surface—its event horizon—suggest the unsettling theory that our world is a mere representation of another universe, a shadow of the realm where real events take place.
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