18 November 2015, 03:00 PM ET
One of the first things every new moon watcher learns is that, when observing the moon, timing is everything. This week, it turns out, is the best time to see the moon in November. Here's how to see it.
18 November 2015, 02:10 PM ET
How can Einstein's theories meld with the odd observations of the quantum world?
18 November 2015, 01:01 PM ET
Scientists have photographed a gas-giant planet forming around a young, sunlike star called LkCa 15, which lies about 450 light-years from Earth.
18 November 2015, 01:00 PM ET
The Large Binocular Telescope and Magellan Adaptive Optics System are giving astronomers a ring-side seat to watch a ring of material form into planets around a young star. Very hot hydrogen-alpha emissions, in excess of 17,000° F.
18 November 2015, 12:36 PM ET
Deke Slayton waited 16 years to fly in space after he was selected as one of the original Mercury astronauts in 1959. When he finally did get to fly, Slayton advised, "Decide what you want to do, and then never give up until you've done it."
18 November 2015, 11:47 AM ET
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
18 November 2015, 10:18 AM ET
It’s been known since the 1960’s that eyesight changes in space. Current studies on the International Space Station are narrowing in on the exact mechanisms.
18 November 2015, 09:28 AM ET
The U.S. House of Representatives approved the compromise version of a commercial space bill Nov. 16, after a final debate about some parts of the bill.
18 November 2015, 07:30 AM ET
We could find small planets close to Earth using a new technique being tested on our own sun.
18 November 2015, 07:16 AM ET
That's no moon — but it's closer: "Star Wars: The Force Awakens" promises a weaponized enemy base carved from an ice planet.
18 November 2015, 07:01 AM ET
Powerful eruptions from its host star may have stripped away the Earth-like exoplanet Kepler-438b's atmosphere, rendering the world uninhabitable, a new study suggests.
18 November 2015, 07:00 AM ET
The remains of long-dead stars in the galactic bulge are helping scientists better understand how the Milky Way has grown and evolved.
18 November 2015, 07:00 AM ET
Curiosity is headed toward the dark Bagnold Dunes, which lie in the northwestern foothills of the towering Mount Sharp, and should begin investigating the sandy feature in the next few days, NASA officials said.
18 November 2015, 06:00 AM ET
Scanning in the infrared, the European Southern Observatory's VISTA survey telescope in Chile and NASA's orbiting Spitzer Space Telescope uncovered 574 gigantic galaxies created around 1 billion years after the Big Bang.
17 November 2015, 05:16 PM ET
The test called for the Aegis Ballistic Missile Defense and Terminal High Altitude Area Defense systems to take on two ballistic missile targets while Aegis simultaneously conducted an anti-air warfare operation.
17 November 2015, 05:00 PM ET
As NASA provides more details about its long-term plans to send humans to Mars in the 2030s, the agency’s administrator warned that any attempt by the next administration to deviate from that plan would be disastrous.
17 November 2015, 04:38 PM ET
The ideal Red Planet crewed site should be of high scientific value — allowing pioneers to search for signs of Mars life and investigate other intriguing questions — and also possess enough resources to help sustain expeditionary crews.
17 November 2015, 02:10 PM ET
Blue Origin expects to start launching commercial payloads on its New Shepard suborbital vehicle by the middle of next year, hoping to reinvigorate interest in flying experiments on such vehicles.
17 November 2015, 12:57 PM ET
Genetically sculpted peoples and alien swarms fill the pages of S.H. Jucha's latest novel, "Méridien."
17 November 2015, 11:07 AM ET
According to Spaceweather.com, a 'canyon of fire' created by erupting plasma "stretched for more than 300,000 km (186,411 miles)." NASA's Solar Dynamics Observatory watched the superheated fireworks on Nov. 15th, 2015.
17 November 2015, 07:11 AM ET
Long, thin "stretch marks" on the surface of Phobos are early signs that the Martian moon is falling apart, new research suggests.
17 November 2015, 07:01 AM ET
The famous Leonid meteor shower will peak early Wednesday morning (Nov. 18), but this year's display probably won't be spectacular.
16 November 2015, 04:17 PM ET
The Leonid meteor shower will peak overnight Tuesday into Wednesday, giving skywatchers the chance to see some brilliant "shooting stars." The Leonids have put on amazing displays in the past, but this year's show will likely be on the subdued side.
16 November 2015, 03:35 PM ET
A replica of the only privately-owned watch worn by an astronaut on the moon's surface will soon go on sale for much less than the astronomical price tag that the historic flown timepiece sold for at a recent auction.
16 November 2015, 01:45 PM ET
A windy day on HD 189733b is nothing to take lightly.
16 November 2015, 01:34 PM ET
The new video, which the European Space Agency (ESA) released last week, reconstructs history's first-ever soft touchdown on a comet, which was performed by the Rosetta mission's Philae lander on Nov. 12, 2014.
16 November 2015, 01:00 PM ET
The first annual Spacecom meeting, which is being held in Houston this week, aims to help Earth-based industries take advantage of space technologies and new business opportunities in space.
16 November 2015, 01:00 PM ET
Chemical analysis by NASA’s Mars rover Curiosity indicates that water made several repeat appearances to create the rich mineral veins at a site called “Garden City” in the lower part of Mount Sharp.
16 November 2015, 09:07 AM ET
Thirty research studies have been approved for the one-year International Space Station mission, currently underway by NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko.
16 November 2015, 08:00 AM ET
Pluto's the prettiest dwarf planet at the party in this new, brilliantly colored image recently released by NASA.
15 November 2015, 03:07 PM ET
Pulsars, dwarf planets and alien worlds break records, a strange space object falls from the sky and Pluto's moons get weird — this is Space.com's top stories of the week.
14 November 2015, 11:32 PM ET
From a gorgeous photo of the Milky Way to a spectacular sunrise taken from the ISS, don't miss these amazing space images.