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16 hours ago · The Sun is the star at the center of the Solar System.It is a massive, nearly perfect ball of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
- Simple English
Sun. The Sun, also known as Sol, is a star at the center of...
- Stellar Evolution
Schematic of stellar evolution. Stellar evolution starts...
- Planetary Nebula
X-ray/optical composite image of the Cat's Eye Nebula (NGC...
- Plasma
Plasma (from Ancient Greek πλάσμα (plásma) 'moldable...
- Solar System
The Solar System is the gravitationally bound system of the...
- Sungazing
Sungazing is the unsafe practice of looking directly at the...
- Talk
Sun is a featured article; it (or a previous version of it)...
- Incandescence
Hot metal work glows with visible light. This thermal...
- Black Dwarf
Diagram of stellar evolution, showing the various stages of...
- Simple English
16 hours ago · Its magnetic field plays a role in events like solar flares, explosions that shoot energy, light and high-speed particles into space, as well as coronal mass ejections, solar magnetic storms that ...
3 hours ago · Solar energy is a clean and renewable energy source, meaning supply is not an issue as it is with fossil fuels. Solar power doesn’t produce greenhouse gases; by converting, you do your part to ...
16 hours ago · EQS Voting Rights Announcement: SMA Solar Technology AG SMA Solar Technology AG: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of ...
16 hours ago · Katera's offer is valid from May 27 to June 24, Nama said. The owners of Katera - German asset management company KGAL and Slovenia's biggest insurer, Zavarovalnica Triglav [LJE:ZVTG] - have provided the acquirer with 24.5 million euro for the execution of the planned transaction, in the form of ...
12 hours ago · A robot created by the Mitsubishi Electric team sets a new record for solving the Rubik's Cube in just 0.305 seconds, recognized by Guinness World Records. Korean-American Max Park currently holds the world record at 3.13 seconds.
16 hours ago · Therefore, the cosmos ever more expands sans dark matter, energy, and gravity? Moshe-Mordechai van Zuiden Musing from totality – a solar eclipse sheds light on life