In about 4 billion years, the Milky Way and Andromeda galaxies will collide. Known as a galactic merger, this process is actually quite common in our Universe.
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During the early Space Race, both the American and Soviet space programs conducted tests flights using animals. In the Soviet's case, this include the famous "space dogs".
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After 10 years pursuing 67P/C-G and more than two years studying it from orbit, Rosetta made the comet's icy nucleus its final resting place this morning.
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Earth has been photographed multiple times from Mars, both from orbit (by orbital missions) and from the surface (rover missions).
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NASA's newest planetary probe, the OSIRIS-REx asteroid sampling spacecraft, is merrily snapping its 'First-Light' images following the successful power up and health check of all of the probes science instruments, barely three weeks after a stunning sunset launch from the Florida Space Coast - as it is outbound to asteroid Bennu.
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This year's Nobel Prize in physics is expected to be be conferred on the three scientists who invented the process that led to the discovery of gravitational waves, but not the scientist who made it possible.
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When it comes to space helmets, there's one rule: you keep your helmet on. But there might be a couple of places in the Solar System where you can take your helmet off, just for a few moments, and not die instantly.
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Radiocarbon dating (aka. carbon dating) measures the half-life of carbon-14, which occurs naturally in our atmosphere, to determine the age of organic matter.
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Some of the questions Elon Musk fielded at his recent presentation were truly embarrassing. But he handled it well.
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KENNEDY SPACE CENTER VISITOR COMPLEX, FL - Sending humans on a 'Journey to Mars' and developing strategies and hardware to accomplish the daunting task of getting 'Humans to Mars' is NASA's agency wide goal and the goal of many space enthusiasts - including Apollo 11 moonwalker Buzz Aldrin.
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Elon Musk announced the new Interplanetary Transport Ship on Monday. That night, Scott Manley recreated the spacecraft and booster in Kerbal Space Program.
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Images taken by the MESSENGER spacecraft have shown features on Mercury's surface that indicate that the planet is still tectonically active
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Absolute Zero is the coldest possible temperature, the point at which you can no longer extract any energy from a system. How close have we gotten to this lowest of lows?
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A total eclipses is an amazing sight, occurring whenever the Moon passes between the Sun and the Earth (or the Earth between the Sun and Moon) and totally obscures the incoming light.
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Today, NASA announced that images taken by the Hubble Space Telescope have shown more evidence of water plumes on Europa's surface, bolstering evidence of a warm water ocean in its interior and providing opportunities for future study.
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The month of October is upon us this weekend, and with it, one of the better meteor showers is active: the Orionids.
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The northern lights are an amazing thing to behold, and can be seen regularly from locations spanning from Siberia and Alaska to Northern Canada and Scandinavia.
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A powerful explosion on an otherwise obscure star in the constellation Lupus is now bright enough to see in binoculars.
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Our beyond magnificent Curiosity rover has just finished her latest Red Planet drilling campaign - at the rock target called "Quela" - into the simply unfathomable alien landscapes she is currently exploring at the "Murray Buttes" region of lower Mount Sharp. And it's all in a Sols (or Martian Day's) work for our intrepid Curiosity!
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Like everything else in the Universe, stars come in a variety of shapes and sizes, and colors, and three of which are interconnected.
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The Rosetta comet probe will leave its flyover orbit today to prepare for its dramatic free-fall descent to the surface of Comet 67P/C-G on Friday morning Sept. 30.
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Debris flows are fast-moving landslides made up of liquefied, unconsolidated, and saturated mass. They are one of the most dangerous natural hazards in the world today.
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Investigators have determined that a "large breach" in the second stage helium system likely triggered the catastrophic Falcon 9 launch pad explosion that suddenly destroyed the rocket and Israeli commercial payload during a routine fueling test three weeks ago, SpaceX announced today, Friday, Sept. 23.
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Bad news, our Sun is living on borrowed time. It's only got a few billion years left. But there might be a way we can extend its life, and make it last for trillions of years into the future.
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With the recent passage of the NASA Transition Authorization Act of 2016, NASA can look forward to financial stability in the coming year
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Using data from the PS1 survey, an international team of researchers has made some interesting discoveries about Neptune's Trojan asteroids
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NASA is targeting mid-October for the 'Return to Flight' launch of the upgraded Orbital ATK Antares rocket on a cargo mission to resupply the International Space Station (ISS) for the first time in nearly two years. Antares will launch for the first time in the 230 configuration powered by new Russian-built first stage engines.
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The Moon occults Aldebaran tonight, crosses the Hyades star cluster and more.
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Elon Musk is suggesting that SpaceX's Mars Colonial Transporter (MCT) can go a lot further than Mars. What does this mean for their plans?
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After days of delay caused by a technical glitch, the Russian space agency has announced that the Soyuz SM-02 mission will launch on Nov. 1st
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KENNEDY SPACE CENTER VISITOR COMPLEX, FL- Think a Holodeck adventure on Star Trek guided by real life Apollo 11 moonwalker Buzz Aldrin and you'll get a really good idea of what's in store for you as you explore the surface of Mars like never before in the immersive new 'Destination Mars' interactive holographic exhibit opening to the public today, Monday, Sept.19 at the Kennedy Space Center visitor complex in Florida.
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It's not just our Solar System that has a habitable zone, it turns out our entire galaxy has regions which would be hostile to the formation of life as we know it.
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An amazing new view of Ceres' Ahuna Mons reveals it as a towering volcanic dome likely composed of salty mud. The Dawn spacecraft also found evidence for a scant atmosphere on the dwarf planet.
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Reaching across the Great Plains - from Texas to the Canadian Prairies - is the infamous "Tornado Alley", where tornado activity is very common.
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As Earth's outermost layer, the temperature of its crust varies considerably, depending on where it is measured from and various other factors.
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Whether a volcano is active or dormant is complicated, as these geological features can have very long lifespans that go far beyond human reckoning.
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Universe Today