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Astronomy and Astrophysics Forum

Join in expert discussion on the topics of Astronomy and astrophysics. This may include discussion on celestial objects, space, and the physical universe as a whole. Mainstream science only.

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Jupiter is up to 58 moons (more likely)

Apr 5, 2003 · Replies 14 · Apr 11, 2003

Replies: 14

Views: 5K

Is this why solar systems are flat?

Apr 10, 2003 · Replies 9 · Apr 11, 2003

Replies: 9

Views: 4K

200,000 years for 1mg of antimatter?

Apr 9, 2003 · Replies 4 · Apr 10, 2003

Replies: 4

Views: 4K

Europa and the possibilty of habitibility

Apr 7, 2003 · Replies 11 · Apr 10, 2003

Replies: 11

Views: 5K

What is the role of dark energy in the universe's expansion?

Apr 2, 2003 · Replies 19 · Apr 9, 2003

Replies: 19

Views: 6K

Understanding the Doppler Shift of Light and the Mystery of the Ether

Apr 6, 2003 · Replies 8 · Apr 9, 2003

Replies: 8

Views: 4K

Is There Hope for Safe Passage Through Cauchy Horizon Singularities?

Apr 3, 2003 · Replies 2 · Apr 9, 2003

Replies: 2

Views: 5K

Midwesterners take a meteorite shower

Mar 28, 2003 · Replies 4 · Apr 8, 2003

Replies: 4

Views: 4K

Poll

When will we have a Mars Landing?

Apr 5, 2003 · Replies 10 · Apr 8, 2003

Replies: 10

Views: 5K

Magnetic Fields of Neutron Stars

Apr 4, 2003 · Replies 6 · Apr 8, 2003

Replies: 6

Views: 6K

Was the formation of our galaxy inevitable

Apr 4, 2003 · Replies 24 · Apr 7, 2003

Replies: 24

Views: 6K

What exactly will happen if the big rip occurs

Apr 7, 2003 · Replies 1 · Apr 7, 2003

Replies: 1

Views: 4K

New Hubble Measurements Challenge Physicists: Space May be Smooth

Apr 6, 2003 · Replies 3 · Apr 7, 2003

Replies: 3

Views: 4K

Is there scientific evidence for the existence of multiple universes?

Mar 30, 2003 · Replies 7 · Apr 5, 2003

Replies: 7

Views: 6K

Unraveling the Mystery of Pluto's Orbit and Planetary Motion

Mar 30, 2003 · Replies 8 · Apr 5, 2003

Replies: 8

Views: 6K

Is There a Connection Between Space, Time, and Velocity?

Apr 1, 2003 · Replies 3 · Apr 4, 2003

Replies: 3

Views: 3K

Uniform vs progressive solar system formation

Mar 26, 2003 · Replies 10 · Apr 4, 2003

Replies: 10

Views: 5K

Redshift Basics: What is the Redshift Phenomenon?

Apr 3, 2003 · Replies 7 · Apr 4, 2003

Replies: 7

Views: 5K

Mysterious Artifacts on Mars: What Do They Mean?

Apr 1, 2003 · Replies 10 · Apr 4, 2003

Replies: 10

Views: 6K

Can Multidimensional Space Time Exist?

Mar 31, 2003 · Replies 5 · Apr 2, 2003

Replies: 5

Views: 7K

Jen Congratulated by National News

Mar 28, 2003 · Replies 17 · Apr 2, 2003

Replies: 17

Views: 6K

The Equivalence of Space and Time: A Hypothesis Supported by Evidence

Mar 29, 2003 · Replies 5 · Apr 2, 2003

Replies: 5

Views: 3K

Why Haven't We Returned to the Moon?

Mar 22, 2003 · Replies 18 · Apr 1, 2003

Replies: 18

Views: 13K

Trouble for discrete space-time?

Mar 31, 2003 · Replies 4 · Apr 1, 2003

Replies: 4

Views: 4K

Why is the core of our earth so hot?

Mar 29, 2003 · Replies 6 · Mar 30, 2003

Replies: 6

Views: 5K

What Keeps the Earth Spinning? What If It Stops?

Mar 25, 2003 · Replies 5 · Mar 29, 2003

Replies: 5

Views: 7K

New Jupiter Phenomenon: Have You Heard?

Mar 17, 2003 · Replies 6 · Mar 27, 2003

Replies: 6

Views: 8K

Fact or Fiction: 2 Planets Discovered in Perpendicular Orbits?

Mar 26, 2003 · Replies 3 · Mar 26, 2003

Replies: 3

Views: 5K

Pluto: Lost Satellite of Neptune or Planet on its Own?

Mar 22, 2003 · Replies 15 · Mar 26, 2003

Replies: 15

Views: 10K

Understanding Time as a Dimension: A Detailed Explanation

Mar 24, 2003 · Replies 9 · Mar 26, 2003

Replies: 9

Views: 6K

Stargazing What are the latest features and top picks for telescopes?

Mar 7, 2003 · Replies 16 · Mar 25, 2003

Replies: 16

Views: 8K

Poll

Is a Theory of Everything Achievable in Physics?

Mar 20, 2003 · Replies 18 · Mar 25, 2003

Replies: 18

Views: 7K

Two Black Holes. No singularity.

Mar 24, 2003 · Replies 6 · Mar 25, 2003

Replies: 6

Views: 5K

How Do Stars Burn in Space Without Oxygen?

Mar 20, 2003 · Replies 22 · Mar 25, 2003

Replies: 22

Views: 10K

What Happens to Homogeneity in a Magnetic Universe of Pulsars?

Mar 20, 2003 · Replies 8 · Mar 23, 2003

Replies: 8

Views: 5K

What Caused the Heat in the Big Bang?

Mar 18, 2003 · Replies 9 · Mar 21, 2003

Replies: 9

Views: 6K

Density of dark energy in Planck units

Mar 19, 2003 · Replies 1 · Mar 19, 2003

Replies: 1

Views: 7K

What is the significance of the LISA project in studying gravity waves?

Mar 9, 2003 · Replies 8 · Mar 18, 2003

Replies: 8

Views: 6K

Astronomy

Astronomy is the scientific study of celestial objects and phenomena beyond Earth's atmosphere. It encompasses the observation and analysis of stars, planets, galaxies, and other celestial bodies, as well as the broader exploration of the universe's origins, structure, and evolution.

Astronomers employ a variety of tools, including telescopes, satellites, and advanced instrumentation, to gather data and uncover the mysteries of the cosmos. The field addresses questions about the nature of dark matter, the expansion of the universe, and the potential for extraterrestrial life.

Astronomy not only contributes to our understanding of the cosmos but also inspires wonder and curiosity about the vastness and complexity of the universe we inhabit.

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