🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.5 AU - 0.62 AU

Year: 158 Days

Day: 36.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.16 AU - 2.84 AU

Year: 1489 Days

Day: 36.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529

Radius: 14.6

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.26 AU - 6.34 AU

Year: 5262 Days

Day: 7.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,237,207 km

• M1: 181,761 km (0.114 R)
• M2: 637,437 km (0.118 R)
• M3: 1,242,859 km (0.058 R)
• M4: 1,744,461 km (0.061 R)
• M5: 2,493,797 km (0.104 R)
• M6: 3,045,364 km (0.106 R)
• M7: 4,716,522 km (0.065 R)
• M8: 5,568,182 km (0.072 R)
• M9: 6,488,808 km (0.094 R)
• M10: 7,648,042 km (0.092 R)
• M11: 8,222,049 km (0.103 R)
• M12: 10,289,790 km (0.103 R)
• M13: 12,439,512 km (0.118 R)
• M14: 14,546,897 km (0.055 R)
• M15: 15,543,518 km (0.093 R)
• M16: 16,882,868 km (0.114 R)
• M17: 20,945,198 km (0.098 R)
• M18: 26,337,603 km (0.101 R)
• M19: 27,401,244 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.6

Radius: 13.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.29 AU - 7.11 AU

Year: 5816 Days

Day: 7.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,237,207 km

• M1: 168,148 km (0.044 R)
• M2: 811,718 km (0.116 R)
• M3: 1,249,292 km (0.105 R)
• M4: 1,948,811 km (0.084 R)
• M5: 2,500,379 km (0.086 R)
• M6: 3,035,341 km (0.056 R)
• M7: 3,513,456 km (0.117 R)
• M8: 4,238,108 km (0.113 R)
• M9: 5,231,438 km (0.071 R)
• M10: 5,986,907 km (0.108 R)
• M11: 7,981,944 km (0.068 R)
• M12: 8,901,223 km (0.045 R)
• M13: 9,889,766 km (0.105 R)
• M14: 11,287,758 km (0.114 R)
• M15: 15,962,242 km (0.097 R)
• M16: 16,459,655 km (0.107 R)
• M17: 17,225,148 km (0.119 R)
• M18: 23,028,199 km (0.069 R)
• M19: 25,388,554 km (0.05 R)
• M20: 26,497,224 km (0.114 R)
• M21: 27,638,057 km (0.116 R)
• M22: 31,742,873 km (0.11 R)
• M23: 34,247,740 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.7

Radius: 12.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.55 AU - 6.73 AU

Year: 6446 Days

Day: 11.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,237,207 km

• M1: 154,235 km (0.114 R)
• M2: 885,320 km (0.081 R)
• M3: 2,385,637 km (0.109 R)
• M4: 3,304,916 km (0.093 R)
• M5: 5,715,686 km (0.105 R)
• M6: 6,315,723 km (0.066 R)
• M7: 6,731,455 km (0.109 R)
• M8: 7,259,087 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 10

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.14 AU - 8.7 AU

Year: 8397 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,237,207 km

• M1: 124,316 km (0.094 R)
• M2: 471,832 km (0.067 R)
• M3: 914,791 km (0.087 R)
• M4: 1,657,844 km (0.113 R)
• M5: 2,078,064 km (0.068 R)
• M6: 2,457,444 km (0.115 R)
• M7: 3,289,807 km (0.069 R)
• M8: 3,661,857 km (0.033 R)
• M9: 4,036,151 km (0.099 R)
• M10: 6,031,188 km (0.09 R)
• M11: 6,377,208 km (0.11 R)
• M12: 6,921,145 km (0.048 R)
• M13: 7,814,993 km (0.081 R)
• M14: 8,353,396 km (0.043 R)
• M15: 10,263,012 km (0.087 R)
• M16: 16,345,961 km (0.108 R)
• M17: 16,748,678 km (0.064 R)
• M18: 19,305,755 km (0.077 R)
• M19: 20,366,853 km (0.106 R)
• M20: 20,833,448 km (0.074 R)
• M21: 25,898,683 km (0.045 R)
• M22: 35,504,960 km (0.11 R)
• M23: 38,143,119 km (0.06 R)
• M24: 41,156,020 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.8

Radius: 9.3

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.78 AU - 8.94 AU

Year: 9106 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,237,207 km

• M1: 115,789 km (0.079 R)
• M2: 651,648 km (0.108 R)
• M3: 1,047,933 km (0.051 R)
• M4: 2,954,708 km (0.114 R)
• M5: 3,369,542 km (0.106 R)
• M6: 3,875,782 km (0.106 R)
• M7: 5,332,117 km (0.106 R)
• M8: 5,773,131 km (0.111 R)
• M9: 7,122,953 km (0.086 R)
• M10: 8,580,335 km (0.103 R)
• M11: 9,186,805 km (0.116 R)
• M12: 10,329,883 km (0.054 R)
• M13: 11,070,542 km (0.113 R)
• M14: 11,789,509 km (0.047 R)
• M15: 16,988,783 km (0.113 R)
• M16: 19,644,444 km (0.088 R)
• M17: 22,217,378 km (0.048 R)
• M18: 23,991,908 km (0.069 R)
• M19: 24,727,481 km (0.109 R)
• M20: 28,022,075 km (0.115 R)
• M21: 30,197,078 km (0.073 R)
• M22: 33,268,771 km (0.119 R)
• M23: 34,997,225 km (0.066 R)
• M24: 45,935,971 km (0.093 R)
• M25: 48,076,717 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.9

Radius: 6.7

Gravity: 22.05 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.28 AU - 14.1 AU

Year: 16034 Days

Day: 19.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,237,207 km

• M1: 94,995 km (0.12 R)
• M2: 338,690 km (0.114 R)
• M3: 568,173 km (0.096 R)
• M4: 851,511 km (0.085 R)
• M5: 1,416,991 km (0.06 R)
• M6: 2,652,520 km (0.113 R)
• M7: 3,931,582 km (0.089 R)
• M8: 5,307,134 km (0.118 R)
• M9: 6,061,706 km (0.106 R)
• M10: 6,486,564 km (0.118 R)
• M11: 7,114,576 km (0.119 R)
• M12: 7,491,113 km (0.115 R)
• M13: 8,490,876 km (0.11 R)
• M14: 10,153,207 km (0.092 R)
• M15: 10,630,724 km (0.112 R)
• M16: 11,123,200 km (0.025 R)
• M17: 12,420,662 km (0.098 R)
• M18: 13,961,221 km (0.076 R)
• M19: 15,005,265 km (0.116 R)
• M20: 16,585,916 km (0.118 R)
• M21: 18,802,358 km (0.035 R)
• M22: 19,889,037 km (0.116 R)
• M23: 20,542,032 km (0.04 R)
• M24: 20,921,412 km (0.062 R)
• M25: 22,990,650 km (0.104 R)
• M26: 24,022,276 km (0.096 R)
• M27: 25,846,473 km (0.087 R)
• M28: 32,251,207 km (0.105 R)
• M29: 38,622,430 km (0.058 R)
• M30: 40,671,024 km (0.093 R)
• M31: 44,349,336 km (0.088 R)
• M32: 52,007,849 km (0.107 R)
• M33: 53,067,601 km (0.115 R)
• M34: 58,392,836 km (0.047 R)
• M35: 59,922,175 km (0.119 R)
• M36: 65,076,719 km (0.08 R)
• M37: 71,382,569 km (0.038 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 12,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit