Space

Durable crystals called zircons are used to date some of the earliest and most dramatic cataclysms of the solar system. One is the super-duty collision that ejected material from Earth to form the…

Can an astronaut throw a ball to the Earth? The answer is Yes, and No. Depends what you mean by hitting the Earth. First, if you throw a ball towards the Earth - yes it's traveling that way…

Within modern cosmology, the Big Bang marks the beginning of the universe and the creation of matter, space and time about 13.8 billion years ago. Since then, the visible structures of the cosmos…

The Death Star of the movie Star Wars may be fictional, but planetary destruction is real. Astronomers announced today that they have spotted a large, rocky object disintegrating in its death spiral…

When a star comes too close to a black hole, the intense gravity of the black hole results in tidal forces that can rip the star apart. In these events, called tidal disruptions, some of the stellar…

There is a very little reason to think that a Dyson sphere or Dyson swarm may have been sighted in orbit of star KIC 8462852 .  Whatever it is be it natural or of intelligent design it is big…

This is a particularly silly story about Nibiru, published today (in the Daily Telegraph): The end of the world now predicted for December say doomsday groups: "Terrifying stuff. Apparently, the…

Scientists using NASA's Hubble Space Telescope have produced new maps of Jupiter -- the first in a series of annual portraits of the solar system's outer planets. Collecting these yearly images --…

Much like the flapping of a windsock displays the quick changes in wind's speed and direction, called turbulence, comet tails can be used as probes of the solar wind - the constant flowing stream of…

If there were humans on the Moon - would we see the settlement lights from the Earth? For instance during a thin crescent Moon - could we see the lights of civilization in the parts of the Moon in…