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How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...
Right now, Earth is about 3.1 million miles farther from the sun than it is in early January when it reaches perihelion, its ...
Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...
Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...
Our planet whirls around the sun in an ellipse, rather than a circle. ... Mars, with an eccentricity of 0.094, ranges from 129 to 155 million miles away from the sun.
On July 3, 2025, at 3:54 pm ET, the Earth will officially reach its furthest point from the Sun for this year. This is called ...
Because Earth moves in an elliptical orbit around the sun, being further away means it travels slower along its orbit. This ...
Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...
A stronomers are scratching their heads over a recently discovered planet. The planet, dubbed TOI-6894b, orbits a star 238 ...
Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.
Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...
Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...