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Hace 13 horas · The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere 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.
Hace 3 días · Sun, star around which Earth and the other components of the solar system revolve. It is the dominant body of the system, constituting more than 99 percent of its entire mass. The Sun is the source of an enormous amount of energy , a portion of which provides Earth with the light and heat necessary to support life .
Hace 1 día · Located at the centre of the solar system and influencing the motion of all the other bodies through its gravitational force is the Sun, which in itself contains more than 99 percent of the mass of the system. The planets, in order of their distance outward from the Sun, are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and ...
Hace 4 días · Two teams of scientists have discovered a theoretically habitable planet called Gliese 12b that’s smaller than Earth but bigger than Venus, just 40 light-years away.
Hace 3 días · Photosynthesis ( / ˌfoʊtəˈsɪnθəsɪs / FOH-tə-SINTH-ə-sis) [1] is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their activities.
Hace 3 días · S. A naive aspiring boxer with dreams of becoming a champion joins a travelling circus, and idolises one of the other sideshow acts, a roguish motorcycle daredevil who rides the Wall of Death....
Hace 1 día · The sun produced an X2.9 flare at 7:08 UTC on May 27. An incoming active region on the southeast limb (edge) – still behind the solar horizon – was the flare’s source. Could it be AR3664 ...
