🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.54 AU - 0.74 AU

Year: 336 Days

Day: 27.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,423,510 km

• M1: 45,627 km (0.041 R)
• M2: 81,232 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 14

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.87 AU - 0.87 AU

Year: 532 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,423,510 km

• M1: 174,132 km (0.071 R)
• M2: 751,580 km (0.107 R)
• M3: 1,187,059 km (0.119 R)
• M4: 2,016,878 km (0.112 R)
• M5: 2,803,464 km (0.085 R)
• M6: 3,343,512 km (0.079 R)
• M7: 3,855,436 km (0.03 R)
• M8: 4,450,088 km (0.092 R)
• M9: 4,891,102 km (0.028 R)
• M10: 5,880,244 km (0.109 R)
• M11: 6,936,704 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.1

Radius: 9.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.86 AU - 1.16 AU

Year: 666 Days

Day: 5.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,423,510 km

• M1: 116,836 km (0.096 R)
• M2: 421,866 km (0.065 R)
• M3: 921,972 km (0.111 R)
• M4: 1,235,379 km (0.076 R)
• M5: 1,696,889 km (0.095 R)
• M6: 2,007,603 km (0.051 R)
• M7: 2,618,860 km (0.119 R)
• M8: 3,577,633 km (0.07 R)
• M9: 4,386,359 km (0.114 R)
• M10: 4,723,254 km (0.036 R)
• M11: 5,295,017 km (0.087 R)
• M12: 5,857,505 km (0.108 R)

Asteroid Belt

Center: 1.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781

Radius: 11.3

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.37 AU - 1.91 AU

Year: 1378 Days

Day: 5.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,423,510 km

• M1: 140,622 km (0.096 R)
• M2: 541,993 km (0.103 R)
• M3: 1,112,859 km (0.116 R)
• M4: 1,753,287 km (0.091 R)
• M5: 2,108,283 km (0.087 R)
• M6: 2,882,751 km (0.114 R)
• M7: 3,305,814 km (0.105 R)
• M8: 4,463,701 km (0.112 R)
• M9: 5,115,050 km (0.112 R)
• M10: 5,672,153 km (0.113 R)
• M11: 6,882,400 km (0.078 R)
• M12: 8,343,821 km (0.079 R)
• M13: 8,784,237 km (0.074 R)
• M14: 10,232,644 km (0.106 R)
• M15: 10,771,944 km (0.093 R)
• M16: 11,652,627 km (0.115 R)
• M17: 12,278,395 km (0.075 R)
• M18: 12,733,472 km (0.071 R)
• M19: 13,357,893 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.2

Radius: 10.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.1 AU - 3.26 AU

Year: 2878 Days

Day: 13.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,423,510 km

• M1: 133,292 km (0.097 R)
• M2: 483,500 km (0.096 R)
• M3: 1,220,719 km (0.078 R)
• M4: 1,898,547 km (0.108 R)
• M5: 2,391,472 km (0.045 R)
• M6: 3,247,919 km (0.116 R)
• M7: 3,672,927 km (0.112 R)
• M8: 4,236,013 km (0.095 R)
• M9: 5,014,221 km (0.112 R)
• M10: 6,039,565 km (0.069 R)
• M11: 8,083,072 km (0.087 R)
• M12: 8,469,184 km (0.094 R)
• M13: 9,140,280 km (0.035 R)
• M14: 10,028,443 km (0.117 R)
• M15: 11,689,578 km (0.104 R)
• M16: 12,059,234 km (0.073 R)
• M17: 13,215,326 km (0.059 R)
• M18: 14,072,223 km (0.085 R)
• M19: 14,727,013 km (0.107 R)
• M20: 16,917,574 km (0.065 R)
• M21: 17,604,378 km (0.081 R)
• M22: 18,364,784 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.5

Radius: 10.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.08 AU - 3.5 AU

Year: 3915 Days

Day: 8.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,423,510 km

• M1: 135,536 km (0.108 R)
• M2: 492,626 km (0.097 R)
• M3: 853,905 km (0.086 R)
• M4: 1,282,203 km (0.103 R)
• M5: 2,096,764 km (0.09 R)
• M6: 2,459,389 km (0.079 R)
• M7: 4,482,999 km (0.082 R)
• M8: 5,728,551 km (0.071 R)
• M9: 6,308,393 km (0.105 R)
• M10: 6,869,235 km (0.085 R)
• M11: 9,668,510 km (0.092 R)
• M12: 10,074,369 km (0.057 R)
• M13: 11,771,408 km (0.075 R)
• M14: 13,975,433 km (0.099 R)
• M15: 16,234,211 km (0.102 R)
• M16: 17,342,283 km (0.115 R)
• M17: 17,997,671 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.7

Radius: 9

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.9 AU - 3.8 AU

Year: 4022 Days

Day: 8 Hours

Environment

Temp: -204 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,423,510 km

• M1: 113,694 km (0.113 R)
• M2: 454,030 km (0.116 R)
• M3: 737,817 km (0.079 R)
• M4: 1,702,723 km (0.064 R)
• M5: 2,080,009 km (0.038 R)
• M6: 2,758,136 km (0.032 R)
• M7: 3,100,117 km (0.093 R)
• M8: 3,383,754 km (0.036 R)
• M9: 4,160,167 km (0.054 R)
• M10: 4,740,607 km (0.034 R)
• M11: 5,327,031 km (0.119 R)
• M12: 5,885,330 km (0.111 R)
• M13: 6,375,562 km (0.096 R)
• M14: 7,061,767 km (0.075 R)
• M15: 8,324,374 km (0.108 R)
• M16: 9,009,233 km (0.09 R)
• M17: 10,016,325 km (0.097 R)
• M18: 10,565,798 km (0.054 R)
• M19: 11,057,975 km (0.1 R)
• M20: 13,619,390 km (0.113 R)
• M21: 14,802,560 km (0.084 R)
• M22: 16,102,266 km (0.045 R)
• M23: 17,686,507 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.2

Radius: 12.7

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.29 AU - 4.85 AU

Year: 5386 Days

Day: 7.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,423,510 km

• M1: 158,125 km (0.08 R)
• M2: 652,396 km (0.091 R)
• M3: 1,071,420 km (0.08 R)
• M4: 1,533,229 km (0.063 R)
• M5: 2,055,774 km (0.104 R)
• M6: 3,973,020 km (0.086 R)
• M7: 7,466,131 km (0.037 R)
• M8: 9,435,736 km (0.114 R)
• M9: 17,586,726 km (0.088 R)
• M10: 19,768,461 km (0.036 R)
• M11: 23,332,481 km (0.096 R)
• M12: 26,043,793 km (0.082 R)
• M13: 27,133,912 km (0.081 R)
• M14: 29,855,845 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 14,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit