🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.65 AU - 1.93 AU

Year: 893 Days

Day: 41.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.84 AU - 2.92 AU

Year: 1369 Days

Day: 30.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,459,013 km

• M1: 1,627,625 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.4 AU - 3.9 AU

Year: 2600 Days

Day: 45.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.8

Radius: 10.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.31 AU - 9.29 AU

Year: 8121 Days

Day: 12.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,459,013 km

• M1: 133,142 km (0.109 R)
• M2: 909,106 km (0.105 R)
• M3: 2,150,469 km (0.116 R)
• M4: 2,752,152 km (0.091 R)
• M5: 4,420,767 km (0.08 R)
• M6: 11,178,850 km (0.092 R)
• M7: 11,782,478 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.2

Radius: 12.6

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.26 AU - 11.06 AU

Year: 12072 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,459,013 km

• M1: 156,779 km (0.11 R)
• M2: 1,381,237 km (0.064 R)
• M3: 2,139,848 km (0.114 R)
• M4: 3,670,683 km (0.04 R)
• M5: 4,798,501 km (0.109 R)
• M6: 5,475,282 km (0.113 R)
• M7: 6,179,738 km (0.096 R)
• M8: 7,251,158 km (0.119 R)
• M9: 7,729,273 km (0.086 R)
• M10: 9,017,610 km (0.111 R)
• M11: 9,904,576 km (0.065 R)
• M12: 10,645,235 km (0.12 R)
• M13: 12,348,855 km (0.092 R)
• M14: 17,533,918 km (0.097 R)
• M15: 19,214,351 km (0.074 R)
• M16: 20,681,756 km (0.115 R)
• M17: 22,389,117 km (0.093 R)
• M18: 28,170,925 km (0.026 R)
• M19: 34,541,101 km (0.092 R)
• M20: 37,055,991 km (0.051 R)
• M21: 39,568,338 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.9

Radius: 7.2

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.09 AU - 13.67 AU

Year: 18245 Days

Day: 22.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 48,459,013 km

• M1: 89,609 km (0.115 R)
• M2: 444,306 km (0.098 R)
• M3: 777,460 km (0.092 R)
• M4: 1,300,903 km (0.101 R)
• M5: 1,558,511 km (0.049 R)
• M6: 3,629,394 km (0.094 R)
• M7: 4,850,412 km (0.109 R)
• M8: 6,156,401 km (0.105 R)
• M9: 8,740,854 km (0.116 R)
• M10: 9,388,014 km (0.081 R)
• M11: 12,036,495 km (0.034 R)
• M12: 12,769,076 km (0.056 R)
• M13: 13,959,277 km (0.108 R)
• M14: 14,322,949 km (0.093 R)
• M15: 15,069,293 km (0.118 R)
• M16: 15,374,921 km (0.07 R)
• M17: 15,684,738 km (0.098 R)
• M18: 18,142,931 km (0.117 R)
• M19: 20,009,164 km (0.115 R)
• M20: 21,036,153 km (0.118 R)
• M21: 21,610,759 km (0.056 R)
• M22: 23,807,903 km (0.07 R)
• M23: 25,604,573 km (0.096 R)
• M24: 26,259,812 km (0.039 R)
• M25: 26,814,222 km (0.1 R)
• M26: 29,943,809 km (0.045 R)
• M27: 34,616,498 km (0.083 R)
• M28: 35,822,407 km (0.082 R)
• M29: 38,317,699 km (0.116 R)
• M30: 52,548,197 km (0.074 R)
• M31: 58,728,085 km (0.107 R)
• M32: 59,295,659 km (0.107 R)
• M33: 61,019,924 km (0.071 R)
• M34: 64,970,954 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.5

Radius: 3.8

Gravity: 51.49 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 10.66 AU - 16.6 AU

Year: 18759 Days

Day: 23.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,459,013 km

• M1: 48,619 km (0.112 R)
• M2: 646,263 km (0.088 R)
• M3: 1,892,413 km (0.113 R)
• M4: 2,089,284 km (0.03 R)
• M5: 3,230,267 km (0.113 R)
• M6: 4,732,379 km (0.091 R)
• M7: 5,021,402 km (0.113 R)
• M8: 5,398,987 km (0.04 R)
• M9: 6,645,586 km (0.094 R)
• M10: 7,100,513 km (0.111 R)
• M11: 11,258,137 km (0.081 R)
• M12: 12,168,440 km (0.082 R)
• M13: 12,710,134 km (0.099 R)
• M14: 13,914,098 km (0.115 R)
• M15: 18,066,037 km (0.036 R)
• M16: 23,487,614 km (0.044 R)
• M17: 24,645,352 km (0.109 R)
• M18: 29,657,628 km (0.099 R)
• M19: 31,763,069 km (0.12 R)
• M20: 33,570,061 km (0.041 R)
• M21: 35,308,239 km (0.111 R)
• M22: 45,064,863 km (0.086 R)
• M23: 47,507,945 km (0.027 R)
• M24: 52,125,433 km (0.088 R)
• M25: 54,815,652 km (0.114 R)
• M26: 54,998,161 km (0.045 R)
• M27: 61,646,291 km (0.098 R)
• M28: 62,041,528 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.3

Radius: 6.3

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 15.24 AU - 23.1 AU

Year: 31289 Days

Day: 16.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,459,013 km

• M1: 81,680 km (0.075 R)
• M2: 287,826 km (0.068 R)
• M3: 651,798 km (0.118 R)
• M4: 871,108 km (0.029 R)
• M5: 3,082,763 km (0.05 R)
• M6: 3,536,344 km (0.075 R)
• M7: 5,005,844 km (0.045 R)
• M8: 5,770,289 km (0.081 R)
• M9: 11,332,039 km (0.079 R)
• M10: 12,118,325 km (0.104 R)
• M11: 13,000,354 km (0.091 R)
• M12: 14,050,980 km (0.11 R)
• M13: 18,211,746 km (0.087 R)
• M14: 20,164,147 km (0.096 R)
• M15: 24,022,576 km (0.113 R)
• M16: 27,244,914 km (0.084 R)
• M17: 31,174,251 km (0.107 R)
• M18: 31,499,776 km (0.068 R)
• M19: 33,048,414 km (0.094 R)
• M20: 36,058,024 km (0.114 R)
• M21: 36,777,589 km (0.113 R)
• M22: 38,743,156 km (0.04 R)
• M23: 42,882,529 km (0.07 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 12,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit