Tag: the-sun

116 How much gold is there in our sun? 2018-01-19T08:19:35.130

111 How loud would the Sun be? 2015-12-15T00:51:33.153

75 Does the Sun rotate? 2013-09-25T15:46:34.720

63 How can there be 1,000 stellar ancestors before our Sun? 2016-06-21T16:38:10.857

51 When will the Sun end all human life on Earth? 2016-08-10T19:26:56.097

47 Why is moon light not the same color as sunlight? 2018-06-27T15:10:42.440

33 Where does the Solar System end? 2014-10-04T15:32:43.693

32 What happens to the 99.9 % of the sun-rays that do not fall on any planets or any other celestial body? 2016-08-20T14:28:05.863

31 Can our Sun become a black hole 2015-01-05T09:04:41.973

30 Why is the Sun's density less than the inner planets? 2016-05-16T15:02:43.743

25 Why there is no smoke around the Sun? 2015-03-24T05:10:12.270

25 Where did the Sun get hydrogen to work with if it is in the 3rd generation of stars? 2018-07-31T16:30:49.927

24 Why is the Sun's atmosphere (the corona) so hot? 2013-09-26T15:37:42.820

24 Does the Sun have permanent geographical features? 2017-10-12T03:08:27.300

24 Simple experimental evidence that Earth revolves around Sun 2018-07-09T13:17:25.767

23 Why do sunspots appear dark? 2013-09-24T18:57:01.680

22 Is it odd that our Sun has so many planets? 2016-01-21T19:26:28.250

21 Does the Sun belong to a constellation? 2013-09-27T00:00:17.283

21 What's the brightness of Alpha Centauri from Proxima Centauri? 2017-10-24T03:35:41.767

21 Is our sun in a star cluster? 2018-06-19T12:56:36.530

19 How often do comets survive passage by the Sun? 2013-10-01T13:20:01.323

19 How far is the Earth/Sun above/below the galactic plane, and is it heading toward/away from it? 2013-10-30T13:20:40.497

19 At what distance from Earth would our Sun be the same apparent magnitude as the next brightest star in the sky? 2013-12-04T11:53:49.823

19 How stable are Lissajous orbits? 2013-12-20T08:46:17.877

19 How bright would the sun appear from the hypothetical Planet Nine proposed by Caltech? 2016-01-21T06:01:25.047

18 Do other planets in our solar system experience eclipses or is this unique to Earth? 2013-09-26T09:04:21.743

18 How often do stars pass close (~1ly) to the Sun? 2014-06-02T09:23:21.273

18 What would the effects be on Earth if Jupiter was turned into a star? 2014-08-06T14:42:22.303

18 Did the earth form outside the solar system? 2016-09-27T19:01:10.420

18 Why is it okay to watch a sunset but not an eclipse? 2017-08-21T20:01:02.097

18 How far do we have to go to leave the galaxy? 2018-03-12T17:24:51.830

17 How many sun-like stars are there in the universe? 2013-11-05T16:58:22.873

17 Is it a coincidence that both the sun and moon look of same size from earth? 2014-04-23T05:30:55.520

16 Is Sun a part of a binary system? 2014-05-24T20:24:41.120

16 Why doesn't Earth's axis change during the year? 2015-01-02T20:11:09.540

15 Will Earth lose the Moon before the Sun goes into supernova? 2014-11-18T22:41:21.803

14 How was the core temperature of the Sun estimated? 2013-09-26T18:04:25.677

14 How old is our Sun in Galactic years? 2013-10-23T18:48:29.917

14 Will Neptune be visible with the naked eye if I am standing on its satellite 2013-11-20T12:26:06.027

14 Is the rotation of the Sun and the rotation/orbit of the Moon around the Earth a coincidence? 2013-12-09T18:34:20.593

14 Why do stars become red giants? 2014-03-14T04:35:19.563

14 Which stars did the Sun form with? 2014-11-04T02:00:02.853

14 Are we still going to have rainbows if Sun is replaced by another star? 2015-12-08T15:29:22.300

14 How long does a sunrise or sunset take? 2015-12-10T13:48:33.520

14 Have we ever observed a body, such as a large asteroid, "hitting" the Sun? 2016-01-07T02:51:54.960

14 Is the Sun really a medium size star? 2016-01-09T18:07:51.397

14 Can this picture of the moon directly above the sun from the horizon be real? 2017-03-12T11:12:51.310

14 In which direction is the sun travelling? 2018-11-30T14:35:46.600

13 How do I build a stargazing aficionado's Sun funnel to observe our nearest star safely? 2013-09-26T17:17:01.853

13 What is the largest recorded solar flare? 2013-10-11T14:32:38.377

13 How do large solar flares compare to flares on other stars? 2013-10-11T14:35:37.280

13 What will a lunar eclipse look like from moon? 2014-04-16T06:10:05.623

12 How can only 1 magnetic pole of the Sun change at a time? 2013-11-20T14:53:03.680

12 Is the Jupiter-Sun system considered a binary system of some type? 2013-12-11T16:16:54.367

12 Why do comets appear to have a continuous supply of dust? 2016-03-07T10:35:07.620

12 Is the Sun in our solar system moving or stationary? 2016-08-31T09:01:43.590

12 How strong is the force between the Sun and the centre of the Milky Way? 2016-10-26T08:42:37.860

12 Do other G-type stars follow an 11-year cycle of activity? 2017-08-15T22:27:43.160

11 What are some theories that explain the 11 year solar cycle? 2013-10-08T13:42:57.767

11 What is the Neupert Effect? 2013-10-08T13:52:36.570

11 Finding the solar noon based on longitude and latitude? 2013-10-27T13:17:53.890

11 How do you define the diameter of the Sun 2013-12-05T09:10:38.903

11 Using the Sun as a Gravitational Lens 2014-06-10T03:43:06.343

11 What does the Sun's orbit within the Solar System look like? 2016-04-26T22:17:58.630

10 What is the current estimation for how much time the Sun will function properly? 2013-09-25T04:15:11.797

10 Does the Reflection Method for Looking at the Sun Work For Refractors? 2013-10-17T07:00:51.557

10 Is there a pattern between the mass of a body and the mass of orbiting objects around it? 2013-12-09T14:23:08.600

10 Why doesn't the sun pull the moon away from earth? 2015-06-08T17:19:24.517

10 Moon's orbit around the Sun 2015-06-13T15:10:42.493

10 What would the Sun be like if nuclear reactions could not proceed via quantum tunneling? 2016-03-04T20:13:03.220

9 If we were to see the Sun with our naked eyes from the Orion belt, would all planets be encompassed inside the star? Is this calculable? 2013-12-24T15:10:51.093

9 Motion of the sun as observed from mercury 2014-05-08T05:57:07.870

9 Why is twilight longer in summer than winter and shortest at the equinox 2014-05-11T11:28:11.923

9 Given a date obtain latitude and longitude where is the sun zenith 2014-11-11T08:55:22.440

9 How much mass will the Sun have when it becomes a white dwarf? 2015-04-17T18:27:22.013

9 Are planets moving away from the sun? 2015-09-29T01:26:32.420

9 If the Sun got larger, but maintained its luminosity, would the Earth get hotter or colder? 2015-12-20T08:24:35.740

9 What are the chances of a star colliding with another during a galactic collision? 2017-09-06T21:22:37.243

9 Why is there no hurricane on the Sun? 2017-11-07T08:07:04.067

8 What caused the comet ISON to disintegrate? 2013-12-26T11:14:56.110

8 Calculate latitude and longitude based on date and sun 2014-01-19T20:45:27.050

8 Did we ever actually see the earth revolving around the sun? Is the geocentric model completely disproved? 2014-05-26T14:11:32.490

8 Is it possible to move a planet out of its orbit? At least a lighter planet? 2014-07-18T08:09:28.267

8 Typical wavelength of solar flare 2014-12-07T07:39:18.473

8 How likely is it that the Sun will destroy our electric society? 2015-01-18T10:33:47.643

8 Does Sun have a reflection on Earth? 2015-06-19T16:09:47.593

8 How can one explain the apparent motion of the Sun from a heliocentric point of view? 2015-09-28T16:04:17.047

8 Should this photo of the sun's surface actually be white? 2016-01-06T12:50:32.087

8 Is it possible for a moon to continuously have a side facing its star whilst orbiting a planet? 2016-06-15T21:06:35.313

8 How did ancient astronomers know to order the planets from the closest to the farthest from the Sun? 2016-10-15T01:35:03.930

8 How did they decide the length of one year even though it wasn't known that earth revolves around the sun? 2016-12-31T18:19:28.433

8 How do we know how the Sun (or any star, for that matter) will evolve? 2017-03-28T03:29:49.023

8 Difference in creation of solar flares and CME? 2017-04-01T09:45:03.650

8 How can I calculate the time between sunset and actual darkness? 2017-06-21T12:33:22.333

8 What star is directly north of the suns north pole? 2018-01-26T07:37:19.573

8 Why do stars twinkle but the Sun doesn't (I'm asking this because the Sun is also a star) 2018-02-06T05:56:03.627

8 Can one detect from earth that angular momenta of its axial rotation and its orbital rotation are "almost parallel"? 2018-10-21T10:39:29.607

7 Solar Noon: meridian crossing time versus time of maximum elevation 2013-12-19T13:27:59.530

7 How can the Sun burn without oxygen? 2014-04-29T15:45:40.920