🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.74 AU - 0.88 AU

Year: 272 Days

Day: 43.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.8 AU - 2.22 AU

Year: 1062 Days

Day: 35.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.61 AU - 2.67 AU

Year: 1599 Days

Day: 44.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 104.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.8

Radius: 15

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.76 AU - 5.34 AU

Year: 3618 Days

Day: 13.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,441,010 km

• M1: 186,549 km (0.092 R)
• M2: 944,860 km (0.036 R)
• M3: 1,413,999 km (0.067 R)
• M4: 2,108,133 km (0.115 R)
• M5: 3,773,606 km (0.077 R)
• M6: 5,128,215 km (0.049 R)
• M7: 6,446,172 km (0.08 R)
• M8: 6,932,665 km (0.114 R)
• M9: 9,931,653 km (0.117 R)
• M10: 10,898,953 km (0.082 R)
• M11: 11,717,403 km (0.093 R)
• M12: 13,477,272 km (0.087 R)
• M13: 15,256,888 km (0.108 R)
• M14: 16,021,184 km (0.073 R)
• M15: 18,016,371 km (0.051 R)
• M16: 19,278,528 km (0.113 R)
• M17: 20,598,879 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.6

Radius: 13.6

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.16 AU - 6.22 AU

Year: 4408 Days

Day: 10.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,441,010 km

• M1: 169,195 km (0.075 R)
• M2: 637,437 km (0.083 R)
• M3: 1,070,672 km (0.088 R)
• M4: 1,579,155 km (0.106 R)
• M5: 2,421,541 km (0.105 R)
• M6: 2,882,003 km (0.1 R)
• M7: 3,360,866 km (0.113 R)
• M8: 3,915,425 km (0.057 R)
• M9: 4,580,687 km (0.104 R)
• M10: 5,956,538 km (0.072 R)
• M11: 7,039,029 km (0.06 R)
• M12: 8,025,776 km (0.086 R)
• M13: 8,629,852 km (0.106 R)
• M14: 11,124,247 km (0.099 R)
• M15: 12,611,848 km (0.074 R)
• M16: 13,639,586 km (0.065 R)
• M17: 14,228,253 km (0.108 R)
• M18: 16,393,533 km (0.109 R)
• M19: 19,365,444 km (0.063 R)
• M20: 20,109,843 km (0.086 R)
• M21: 21,655,638 km (0.113 R)
• M22: 22,090,669 km (0.088 R)
• M23: 24,043,669 km (0.074 R)
• M24: 27,947,725 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.5

Radius: 10

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.88 AU - 5.98 AU

Year: 4717 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,441,010 km

• M1: 124,316 km (0.113 R)
• M2: 541,694 km (0.115 R)
• M3: 937,380 km (0.073 R)
• M4: 1,250,937 km (0.074 R)
• M5: 1,611,468 km (0.081 R)
• M6: 2,924,190 km (0.113 R)
• M7: 3,548,013 km (0.12 R)
• M8: 4,817,799 km (0.043 R)
• M9: 6,052,879 km (0.112 R)
• M10: 6,497,335 km (0.068 R)
• M11: 8,773,018 km (0.06 R)
• M12: 9,136,840 km (0.073 R)
• M13: 13,508,538 km (0.088 R)
• M14: 17,471,984 km (0.038 R)
• M15: 18,178,535 km (0.076 R)
• M16: 19,038,124 km (0.093 R)
• M17: 20,272,755 km (0.093 R)
• M18: 22,223,661 km (0.04 R)
• M19: 26,411,504 km (0.062 R)
• M20: 27,171,461 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.6

Radius: 8.3

Gravity: 12.96 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.55 AU - 5.63 AU

Year: 4927 Days

Day: 9.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,441,010 km

• M1: 103,223 km (0.036 R)
• M2: 400,473 km (0.088 R)
• M3: 780,302 km (0.091 R)
• M4: 1,584,541 km (0.113 R)
• M5: 1,889,571 km (0.114 R)
• M6: 2,709,666 km (0.058 R)
• M7: 3,658,865 km (0.044 R)
• M8: 4,760,503 km (0.11 R)
• M9: 5,460,771 km (0.079 R)
• M10: 11,706,183 km (0.097 R)
• M11: 12,560,985 km (0.108 R)
• M12: 13,029,975 km (0.106 R)
• M13: 13,510,782 km (0.104 R)
• M14: 17,276,908 km (0.102 R)
• M15: 24,717,308 km (0.056 R)
• M16: 26,544,048 km (0.089 R)
• M17: 29,632,645 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.6

Radius: 11.9

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.25 AU - 7.53 AU

Year: 7489 Days

Day: 6.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 179.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,441,010 km

• M1: 147,952 km (0.076 R)
• M2: 521,199 km (0.111 R)
• M3: 927,058 km (0.111 R)
• M4: 1,450,950 km (0.079 R)
• M5: 2,359,906 km (0.049 R)
• M6: 2,757,238 km (0.05 R)
• M7: 3,403,202 km (0.078 R)
• M8: 4,255,162 km (0.065 R)
• M9: 5,120,286 km (0.118 R)
• M10: 7,354,680 km (0.082 R)
• M11: 8,382,717 km (0.105 R)
• M12: 10,223,518 km (0.107 R)
• M13: 13,767,791 km (0.112 R)
• M14: 14,192,799 km (0.092 R)
• M15: 15,326,003 km (0.075 R)
• M16: 16,181,104 km (0.074 R)
• M17: 17,207,196 km (0.075 R)
• M18: 20,782,735 km (0.102 R)
• M19: 24,470,472 km (0.047 R)
• M20: 25,456,322 km (0.084 R)
• M21: 31,201,777 km (0.118 R)
• M22: 35,554,328 km (0.034 R)
• M23: 40,419,250 km (0.118 R)
• M24: 43,333,866 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.8

Radius: 7.8

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.17 AU - 15.59 AU

Year: 18245 Days

Day: 15.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,441,010 km

• M1: 96,939 km (0.103 R)
• M2: 473,178 km (0.051 R)
• M3: 1,126,771 km (0.095 R)
• M4: 2,196,695 km (0.083 R)
• M5: 2,948,424 km (0.072 R)
• M6: 3,270,957 km (0.12 R)
• M7: 4,348,511 km (0.088 R)
• M8: 5,485,904 km (0.051 R)
• M9: 6,673,112 km (0.095 R)
• M10: 6,995,047 km (0.108 R)
• M11: 7,375,474 km (0.083 R)
• M12: 10,194,646 km (0.073 R)
• M13: 13,297,904 km (0.037 R)
• M14: 15,181,042 km (0.042 R)
• M15: 17,235,320 km (0.12 R)
• M16: 51,985,709 km (0.103 R)
• M17: 67,482,103 km (0.086 R)
• M18: 71,176,573 km (0.071 R)
• M19: 79,203,246 km (0.065 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 11,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit