EarthSky | Updates on your cosmos and world
Earth| EarthSky | Updates on your cosmos and world
How to find aliens: Look when their planets are aligned| earthsky.org
Did alcohol and evolution go hand in hand for humanity?| earthsky.org
The Omega nebula is a star-forming region| earthsky.org
Corona Borealis, the Northern Crown, with its brightest star Alphecca. Read more about the Northern Crown below. Image via Fred Espenak/ AstroPixels. Used with permission.On any evening from June, July and August, look for the constellation Corona Borealis, also known as the Northern Crown. However, you’ll need a dark sky to see it. If you have one, the constellation is easy and distinctive. In fact, its stars form a distinct C shape in the night sky. Then, in the middle of the C is a white...| EarthSky
See the best deep-sky photos of July 2025 here| earthsky.org
What is a new moon?| earthsky.org
NASA’s Crew-11 mission launches to the space station| earthsky.org
Let your eyes and imagination drift to see the winding shape of Draco the Dragon. And meet Thuban, a former pole star, between the Big and Little Dippers. The post Draco the Dragon and Thuban, a former pole star first appeared on EarthSky.| Constellations | EarthSky
The Tunguska explosion rocked Siberia 117 years ago| earthsky.org
Sun news update: Explosive region fires 14 flares| earthsky.org
Corvus is a small constellation, recognizable for its compact, boxy shape. It's a fun one!| EarthSky | Updates on your cosmos and world
EarthSky’s Marcy Curran introduces you to the Pleiades, or 7 Sisters, in this video.| EarthSky
Cristina Ortiz - based in Granada, Spain - is EarthSky's defender of animals with her "lifeform" videos at EarthSky YouTube. Discover the most fascinating facts about all the beings with whom we share Earth. Are you ready for the adventure? Cristina has been an EarthSky.org editor since 2021. She has a master’s degree in translation and interpreting, specializing in science and technology. "Since I was a kid," she says, "I could feel that passion for science and communication."| earthsky.org
Raúl Cortés studied engineering at the Autonomous University of Nuevo León in Monterrey, Mexico, obtained a scholarship to continue his studies in Japan and after returning to Monterrey he got credits on MBA from the Graduate School of Mechanical and Electrical Engineering Faculty. He became a teacher at the University UANL teaching Math and Physics and dedicated the rest of his professional career to serve in engineering areas for USA, Japan and Germany based corporations. His passion for...| earthsky.org
Michael Maimone is an assistant editor for EarthSky, where he channels his passion for communicating complex scientific ideas in ways everyone can understand. He curates and edits EarthSky's monthly sun archive, while also sharing its stories across popular social media platforms. Michael graduated from Penn State University in 2019 with dual Bachelor of Science degrees in Planetary Science & Astronomy and Meteorology & Atmospheric Science. He is also a recent graduate of Embry-Riddle Aeronau...| earthsky.org
Armando is known primarily as an astronomy educator, after 30+ years of extensive public outreach and 10 years teaching in colleges. As one of only a handful of science communicators in Puerto Rico during Comet Halley's last visit, he assumed a pioneering role starting in 1985 when science was just beginning to enter the collective mindset. Over the years, his work as a teacher, speaker and writer, inspired people to pursue interests in science and brought enduring change to Puerto Rican cult...| earthsky.org
Look for the easy-to-see constellation Orion the Hunter in the predawn sky in September. Then draw an imaginary line between the 3 stars in Orion’s Belt. That line will point to Sirius, the sky’s brightest star.Orion’s Belt points to Sirius| EarthSky
The EarthSky team has a blast bringing you daily updates on your cosmos and world. We love your photos and welcome your news tips. Earth, Space, Sun, Human, Tonight. Since 1994.| earthsky.org
Award-winning reporter and editor Dave Adalian's fascination with the cosmos began during a long-ago summer school trip. That fieldtrip never ended, and still Dave pursues adventures under the night sky. Dave grew up in California's Tulare County - where the San Joaquin Valley meets the Sierra Nevada - a wilderness larger than Delaware and Rhode Island combined. He studied English, American literature and mass communications at the College of the Sequoias and the University of California, San...| earthsky.org
Shireen Gonzaga is a freelance writer who enjoys writing about natural history. She is also a technical editor at an astronomical observatory where she works on documentation for astronomers.| earthsky.org
Larry Sessions has written many favorite posts in EarthSky's Tonight area. He's a former planetarium director in Little Rock, Fort Worth and Denver and an adjunct faculty member at Metropolitan State University of Denver. He's a longtime member of NASA's Solar System Ambassadors program. His articles have appeared in numerous publications including Space.com, Sky & Telescope, Astronomy and Rolling Stone. His small book on world star lore, Constellations, was published by Running Press.| earthsky.org
Don became interested in astronomy at age 8. He received his 1st telescope in 1965, a 2-inch (5cm) refractor. Later he received a 6-inch (15 cm) Criterion Dynascope and found all the Messier Objects in one year (1969-70). He began his 1st comet hunting program in 1975 and found his 1st comet in 1978, after 1700 hours of searching. His 2nd comet took an additional 1742 hours. He ultimately discovered a total of 12 comets, which bear his name. In 1978, Don was one of the independent inventors o...| earthsky.org
Bruce McClure served as lead writer for EarthSky's popular Tonight pages from 2004 to 2021, when he opted for a much-deserved retirement. He's a sundial aficionado, whose love for the heavens has taken him to Lake Titicaca in Bolivia and sailing in the North Atlantic, where he earned his celestial navigation certificate through the School of Ocean Sailing and Navigation. He also wrote and hosted public astronomy programs and planetarium programs in and around his home in upstate New York.| earthsky.org
The Teapot asterism in the constellation Sagittarius marks the direction in our sky to the center of our Milky Way galaxy. The green line marks the ecliptic, or sun’s path across our sky. And we’ve marked the winter solstice point, where the sun resides around December 21. Chart via EarthSky.Come to know the Teapot of Sagittarius| EarthSky
C. Alex Young is a solar astrophysicist studying the Sun and space weather. Alex is passionate about sharing science with diverse audiences. This led him to start The Sun Today with his designer wife, Linda. First through Facebook and Twitter then adding an extensive website thesuntoday.org, the two work together to engage the public about the Sun and its role in our solar system. Alex led national engagement efforts for the 2017 total solar eclipse. He is the Associate Director for Science i...| earthsky.org
The Scorpion’s Crown consists of 3 stars: Acrab, Dschubba and Fang. They are, along with Antares and many other stars in the upper part of Scorpius, part of the Scorpius-Centaurus Association. Image via Stellarium. Used with permission.Scorpion’s Crown and associates| EarthSky
Paul Scott Anderson has had a passion for space exploration that began when he was a child when he watched Carl Sagan’s Cosmos. He studied English, writing, art and computer/publication design in high school and college. He later started his blog The Meridiani Journal in 2005, which was later renamed Planetaria. He also later started the blog Fermi Paradoxica, about the search for life elsewhere in the universe. While interested in all aspects of space exploration, his primary passion is pl...| earthsky.org
Meet Marcy Curran, our voice of the night sky on EarthSky YouTube. Check out her popular short videos in the Sky category on our YouTube channel. When she's not making videos, Marcy is an EarthSky editor, helping to keep our night sky guide up-to-date and just generally helping to keep the wheels turning around here. Marcy has enjoyed stargazing since she was a child, going on family camping trips under the dark skies of Wyoming. She bought her first telescope in time to see Halley’s Comet ...| earthsky.org
Kelly Kizer Whitt - EarthSky’s nature and travel vlogger on YouTube - writes and edits some of the most fascinating stories at EarthSky.org. She's been writing about science, with a focus on astronomy, for decades. She began her career at Astronomy Magazine and made regular contributions to other outlets, including AstronomyToday and the Sierra Club. She has nine published books, including a children's picture book, Solar System Forecast, and a young adult dystopian novel, A Different Sky.| earthsky.org
“I can sometimes see the moon in the daytime” was a cosmic revelation that John Jardine Goss first discovered through personal observations at age 6. It shook his young concept of the universe and launched his interest in astronomy and stargazing, a fascination he still holds today. John is past president of the Astronomical League, the largest U.S. federation of astronomical societies, with over 24,000 members. He's earned the title of Master Observer and is a regular contributor to the ...| earthsky.org
Eddie Irizarry of the Sociedad de Astronomía del Caribe (Astronomical Society of the Caribbean) has been a NASA Solar System Ambassador since 2004. He loves public outreach and has published multiple astronomy articles for EarthSky, as well as for newspapers in Puerto Rico. He has also offered dozens of conferences related to asteroids and comets at the Arecibo Observatory. Asteroid 33012EddieIrizarry, a 7.8 km space rock, has been named in his honor.| earthsky.org
Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them.| earthsky.org
Our Editor-in-Chief Deborah Byrd works to keep all the astronomy balls in the air between EarthSky's website, YouTube page and social media platforms. She's the primary editor of our popular daily newsletter and a frequent host of EarthSky livestreams. Deborah created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Prior to that, she had worked for the University of Texas McDonald Observatory since 1976, and created and produced their Star Date radio series. She has won a ...| earthsky.org
Sign Up for Our Amazing Newsletter!| earthsky.org
Sagittarius the Archer has a Teapot shape and is the constellation of the zodiac that contains the center of the Milky Way. If you live far enough south, you may spot the arcing shape of Corona Australis below Sagittarius. Image via EarthSky.If you’re outside on an August or September evening, you can glimpse the zodiacal constellation Sagittarius the Archer. From our northerly latitudes, it never climbs high in the sky. Yet when you’re looking toward Sagittarius, you’re looking in the ...| EarthSky
Capricornus the Sea-goat is located near the southern horizon in Northern Hemisphere late summer and early fall nights. The constellation’s brightest star is Delta Capricorni, or Deneb Algedi. Image via Stellarium.Capricornus looks like an arrowhead| EarthSky
When to watch in 2024: Overnight of July 20.| EarthSky
