🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.39 AU - 3.53 AU

Year: 1782 Days

Day: 17.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,735,367 km

• M1: 204,500 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.17 AU - 3.75 AU

Year: 2252 Days

Day: 17 Hours

Environment

Temp: -96 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.33 AU - 5.41 AU

Year: 3196 Days

Day: 17.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 112,735,367 km

• M1: 147,653 km (0.067 R)
• M2: 2,199,089 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.5

Radius: 8.9

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.36 AU - 6.48 AU

Year: 5039 Days

Day: 5.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 112,735,367 km

• M1: 110,702 km (0.083 R)
• M2: 564,433 km (0.088 R)
• M3: 929,751 km (0.102 R)
• M4: 1,360,293 km (0.069 R)
• M5: 1,934,600 km (0.069 R)
• M6: 2,486,317 km (0.087 R)
• M7: 2,846,698 km (0.054 R)
• M8: 3,262,281 km (0.09 R)
• M9: 4,468,189 km (0.088 R)
• M10: 6,298,669 km (0.1 R)
• M11: 6,902,446 km (0.045 R)
• M12: 7,692,323 km (0.105 R)
• M13: 8,501,198 km (0.093 R)
• M14: 8,783,190 km (0.094 R)
• M15: 9,493,930 km (0.103 R)
• M16: 10,197,339 km (0.106 R)
• M17: 10,747,410 km (0.113 R)
• M18: 11,029,851 km (0.045 R)
• M19: 12,465,243 km (0.119 R)
• M20: 14,759,176 km (0.104 R)
• M21: 16,560,783 km (0.093 R)
• M22: 17,065,078 km (0.101 R)
• M23: 18,104,035 km (0.099 R)
• M24: 19,952,317 km (0.032 R)
• M25: 20,236,403 km (0.091 R)
• M26: 23,780,526 km (0.111 R)
• M27: 25,075,745 km (0.041 R)
• M28: 26,162,274 km (0.094 R)
• M29: 27,367,135 km (0.112 R)
• M30: 28,250,062 km (0.091 R)
• M31: 28,698,556 km (0.099 R)
• M32: 32,166,833 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.5

Radius: 9

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.12 AU - 7.42 AU

Year: 6163 Days

Day: 11.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 112,735,367 km

• M1: 112,198 km (0.119 R)
• M2: 447,148 km (0.033 R)
• M3: 834,008 km (0.116 R)
• M4: 1,178,682 km (0.093 R)
• M5: 1,545,944 km (0.096 R)
• M6: 1,918,892 km (0.066 R)
• M7: 3,131,831 km (0.086 R)
• M8: 3,868,003 km (0.055 R)
• M9: 4,169,293 km (0.103 R)
• M10: 4,461,308 km (0.095 R)
• M11: 5,392,405 km (0.107 R)
• M12: 6,288,945 km (0.095 R)
• M13: 6,839,465 km (0.073 R)
• M14: 8,842,431 km (0.111 R)
• M15: 9,285,540 km (0.119 R)
• M16: 11,301,371 km (0.066 R)
• M17: 12,066,265 km (0.092 R)
• M18: 13,752,083 km (0.06 R)
• M19: 15,705,981 km (0.037 R)
• M20: 22,444,617 km (0.093 R)
• M21: 23,421,940 km (0.119 R)
• M22: 25,461,408 km (0.118 R)
• M23: 26,030,179 km (0.078 R)
• M24: 27,024,855 km (0.072 R)
• M25: 28,044,514 km (0.114 R)
• M26: 28,390,086 km (0.116 R)
• M27: 30,160,726 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 8.1

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.14 AU - 10.64 AU

Year: 9273 Days

Day: 6.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 112,735,367 km

• M1: 101,128 km (0.096 R)
• M2: 355,594 km (0.066 R)
• M3: 617,241 km (0.116 R)
• M4: 917,933 km (0.093 R)
• M5: 1,392,008 km (0.082 R)
• M6: 2,227,213 km (0.116 R)
• M7: 2,485,868 km (0.11 R)
• M8: 2,954,857 km (0.072 R)
• M9: 3,338,426 km (0.119 R)
• M10: 3,653,928 km (0.046 R)
• M11: 4,096,588 km (0.103 R)
• M12: 5,183,716 km (0.114 R)
• M13: 5,845,836 km (0.057 R)
• M14: 7,499,940 km (0.054 R)
• M15: 10,178,041 km (0.099 R)
• M16: 11,268,011 km (0.119 R)
• M17: 12,036,645 km (0.1 R)
• M18: 14,361,994 km (0.093 R)
• M19: 15,730,665 km (0.099 R)
• M20: 16,900,819 km (0.102 R)
• M21: 19,028,999 km (0.094 R)
• M22: 23,898,559 km (0.113 R)
• M23: 24,255,948 km (0.056 R)
• M24: 25,535,160 km (0.097 R)
• M25: 27,537,228 km (0.108 R)
• M26: 29,847,468 km (0.1 R)
• M27: 31,636,060 km (0.1 R)
• M28: 32,392,876 km (0.08 R)
• M29: 35,194,545 km (0.098 R)
• M30: 38,032,267 km (0.085 R)
• M31: 40,510,655 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.9

Radius: 14

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.2 AU - 10.32 AU

Year: 9858 Days

Day: 5.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 112,735,367 km

• M1: 177,722 km (0.05 R)
• M2: 663,317 km (0.05 R)
• M3: 1,481,767 km (0.118 R)
• M4: 2,449,216 km (0.119 R)
• M5: 3,185,387 km (0.092 R)
• M6: 4,132,492 km (0.049 R)
• M7: 4,973,082 km (0.069 R)
• M8: 7,975,810 km (0.076 R)
• M9: 8,481,302 km (0.105 R)
• M10: 9,162,720 km (0.06 R)
• M11: 9,758,269 km (0.081 R)
• M12: 10,721,679 km (0.059 R)
• M13: 13,083,381 km (0.099 R)
• M14: 14,678,244 km (0.084 R)
• M15: 15,219,339 km (0.094 R)
• M16: 15,661,850 km (0.117 R)
• M17: 18,066,187 km (0.104 R)
• M18: 22,724,365 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.1

Radius: 5.5

Gravity: 29.16 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 19.62 AU - 20.8 AU

Year: 31785 Days

Day: 24.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 112,735,367 km

• M1: 68,366 km (0.103 R)
• M2: 253,568 km (0.119 R)
• M3: 479,910 km (0.118 R)
• M4: 651,798 km (0.117 R)
• M5: 1,126,771 km (0.113 R)
• M6: 1,351,766 km (0.11 R)
• M7: 1,936,544 km (0.075 R)
• M8: 2,462,979 km (0.105 R)
• M9: 4,304,230 km (0.103 R)
• M10: 4,857,742 km (0.105 R)
• M11: 5,151,702 km (0.103 R)
• M12: 6,959,443 km (0.116 R)
• M13: 7,171,423 km (0.105 R)
• M14: 11,034,937 km (0.12 R)
• M15: 12,373,389 km (0.099 R)
• M16: 12,763,541 km (0.104 R)
• M17: 14,321,453 km (0.066 R)
• M18: 15,910,332 km (0.057 R)
• M19: 17,418,129 km (0.112 R)
• M20: 21,264,739 km (0.091 R)
• M21: 25,141,867 km (0.064 R)
• M22: 26,920,137 km (0.117 R)
• M23: 27,180,736 km (0.103 R)
• M24: 27,973,007 km (0.058 R)
• M25: 32,459,746 km (0.094 R)
• M26: 38,218,366 km (0.114 R)
• M27: 38,878,991 km (0.067 R)
• M28: 46,843,282 km (0.118 R)
• M29: 50,311,559 km (0.087 R)
• M30: 54,569,563 km (0.06 R)
• M31: 55,406,863 km (0.117 R)
• M32: 59,722,761 km (0.112 R)
• M33: 62,645,006 km (0.045 R)
• M34: 73,495,040 km (0.094 R)
• M35: 74,772,756 km (0.097 R)
• M36: 83,856,338 km (0.084 R)
• M37: 87,800,785 km (0.103 R)
• M38: 100,060,780 km (0.085 R)
• M39: 105,138,730 km (0.037 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 14,505 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit