Space
Embark on an astronomical journey. Explore the cosmos, study celestial objects, and unravel the mysteries of the universe through astronomy's fascinating realm.
What Is the New General Catalogue of Nebulae and Clusters of Stars? (NGC)
The New General Catalogue (NGC): 7,840 celestial wonders curated by John Louis Emil Dreyer, guiding astronomers in their cosmic exploration.
What Are Herbig-Haro Objects
Learn the secrets of Herbig-Haro objects—cosmic signposts revealing the dynamic birth of stars. Explore their unique properties and significance.
How Do Spacecraft Withstand Re-Entering Earth’s Atmosphere?
Discover how spacecraft re-entering Earth's atmosphere survive extreme heat using advanced materials and design innovations from NASA and SpaceX.
What’s the Difference Between LEO, MEO and GEO Satellites?
Understand the LEO, MEO, GEO difference as 25,000 satellites orbit Earth, powering global communication and raising space debris concerns.
Why Astronomy and Astrophysics Aren’t the Same Thing – And Why It Matters
Astronomy and astrophysics differ in focus and methods. Learn how they overlap, diverge and why understanding both is vital to studying the cosmos.
What Practical Value Did Astronomy Offer to Ancient Civilizations
Explore how ancient civilizations used astronomy practically. From navigation to calendars, stars shaped daily life. Learn from the Mayans & Greeks.
How Does the International Space Station Fulfill Its Energy Needs
Explore how the space station fulfills its energy needs using solar arrays, rotating gimbals, and batteries to capture and store power from the sun.
Does Space Tourism Have Health Risks?
Space tourism poses health risks, but short trips are manageable for people in average health. Psychological impacts, like space anxiety, are crucial.
Remote Sensing Satellite Data & Tools: Active, Passive, Microwave
Explore how active and passive remote sensing technologies help with weather forecasting, mapping, agriculture, and environmental monitoring.
What Is the Artemis Program? NASA’s Mission to Return Humans to the Moon
Discover what the Artemis Program is, NASA's initiative to establish a sustainable human presence on the Moon for future exploration.
Eta Aquariid Meteor Shower Guide
Discover how to watch the Eta Aquariid meteor shower, linked to Halley’s Comet. Get tips on timing, location, and capturing this dazzling sky event.
How Did Asteroid Pallas Get Its Name
Learn how asteroid Pallas got its name, a tribute to Pallas Athena, and explore its significance in the history of astronomy.
Pi Puppid Meteor Shower Guide
Discover the Pi Puppid meteor shower in April! Learn when, where, and how to view this stunning event, especially from the Southern Hemisphere.
Lyrid Meteor Shower Guide
Catch the Lyrid meteor shower this April with up to 18 meteors per hour. Discover the best times, spots, and tips for viewing this sky show.
Canadian Astronaut Jeremy Hansen: Artemis II Mission Specialist
Follow Canadian astronaut Jeremy Hansen's remarkable path from Ontario to becoming a part of humanity's return to the Moon with Artemis II.
NASA Astronaut Christina Koch: Artemis II Mission Specialist
NASA astronaut Christina Koch, Artemis II mission specialist, set the longest spaceflight by a woman and now prepares for lunar exploration.
NASA Astronaut Victor Glover: From Naval Aviator to Artemis II Pilot
NASA Astronaut Victor Glover’s journey from naval aviator and test pilot to ISS veteran and Artemis II pilot showcases skill and perseverance.
NASA Astronaut Reid Wiseman: Artemis II Mission Commander
Follow NASA astronaut Reid Wiseman’s path from Maryland upbringing and naval aviator to ISS veteran and commander of Artemis II lunar mission.
Stargazing Calendar for April 2026
Explore the excitement of stargazing this April 2026 with celestial events and observing opportunities throughout the whole month.
The Top 10 Photographs of Celestial Objects
Experience the universe like never before with our top photographs of celestial objects, featuring NASA's stunning captures.
