🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.89 AU - 0.95 AU

Year: 394 Days

Day: 12.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.31 AU - 1.49 AU

Year: 739 Days

Day: 37.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,484,167 km

• M1: 318,195 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.37 AU - 1.59 AU

Year: 803 Days

Day: 46.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.1

Radius: 12.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.6 AU - 2.64 AU

Year: 1892 Days

Day: 14.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 123.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 107,484,167 km

• M1: 173,384 km (0.047 R)
• M2: 901,926 km (0.089 R)
• M3: 1,730,399 km (0.104 R)
• M4: 2,215,245 km (0.089 R)
• M5: 3,367,448 km (0.075 R)
• M6: 3,821,627 km (0.115 R)
• M7: 4,331,008 km (0.116 R)
• M8: 5,885,779 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 13.1

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.66 AU - 3.96 AU

Year: 3318 Days

Day: 10.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,484,167 km

• M1: 181,013 km (0.091 R)
• M2: 660,774 km (0.083 R)
• M3: 1,264,700 km (0.086 R)
• M4: 1,825,842 km (0.069 R)
• M5: 2,640,851 km (0.12 R)
• M6: 3,090,393 km (0.074 R)
• M7: 3,822,375 km (0.047 R)
• M8: 4,644,565 km (0.116 R)
• M9: 5,788,540 km (0.109 R)
• M10: 6,301,212 km (0.098 R)
• M11: 7,203,137 km (0.08 R)
• M12: 8,942,362 km (0.085 R)
• M13: 9,408,808 km (0.08 R)
• M14: 10,196,591 km (0.099 R)
• M15: 12,075,989 km (0.082 R)
• M16: 12,825,923 km (0.105 R)
• M17: 14,370,072 km (0.115 R)
• M18: 15,111,629 km (0.089 R)
• M19: 17,601,237 km (0.081 R)
• M20: 18,623,439 km (0.101 R)
• M21: 19,386,089 km (0.062 R)
• M22: 20,848,558 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 9.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.62 AU - 8.92 AU

Year: 10612 Days

Day: 12.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,484,167 km

• M1: 115,938 km (0.107 R)
• M2: 544,536 km (0.059 R)
• M3: 1,101,190 km (0.053 R)
• M4: 1,596,359 km (0.082 R)
• M5: 2,117,408 km (0.106 R)
• M6: 3,453,317 km (0.091 R)
• M7: 5,436,686 km (0.09 R)
• M8: 6,908,579 km (0.074 R)
• M9: 7,285,865 km (0.03 R)
• M10: 7,796,891 km (0.1 R)
• M11: 9,799,259 km (0.107 R)
• M12: 11,020,576 km (0.057 R)
• M13: 11,380,060 km (0.114 R)
• M14: 12,840,584 km (0.081 R)
• M15: 14,361,396 km (0.112 R)
• M16: 16,930,290 km (0.1 R)
• M17: 17,617,393 km (0.065 R)
• M18: 19,194,454 km (0.05 R)
• M19: 26,357,798 km (0.105 R)
• M20: 27,467,815 km (0.083 R)
• M21: 27,844,652 km (0.119 R)
• M22: 28,320,523 km (0.048 R)
• M23: 29,386,557 km (0.115 R)
• M24: 29,780,747 km (0.045 R)
• M25: 32,012,299 km (0.088 R)
• M26: 34,680,975 km (0.105 R)
• M27: 36,125,642 km (0.077 R)
• M28: 36,919,857 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.4

Radius: 4.5

Gravity: 43.43 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.56 AU - 18.24 AU

Year: 29636 Days

Day: 23.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 107,484,167 km

• M1: 55,950 km (0.083 R)
• M2: 236,963 km (0.043 R)
• M3: 1,123,630 km (0.117 R)
• M4: 1,775,128 km (0.112 R)
• M5: 2,785,961 km (0.039 R)
• M6: 3,164,294 km (0.051 R)
• M7: 3,318,679 km (0.116 R)
• M8: 3,510,613 km (0.115 R)
• M9: 3,676,068 km (0.073 R)
• M10: 4,701,562 km (0.113 R)
• M11: 5,152,151 km (0.089 R)
• M12: 5,766,549 km (0.093 R)
• M13: 6,428,520 km (0.118 R)
• M14: 6,676,703 km (0.097 R)
• M15: 7,568,904 km (0.053 R)
• M16: 10,512,542 km (0.11 R)
• M17: 11,424,490 km (0.109 R)
• M18: 13,646,318 km (0.1 R)
• M19: 16,972,028 km (0.058 R)
• M20: 17,160,671 km (0.102 R)
• M21: 17,350,810 km (0.103 R)
• M22: 19,329,242 km (0.077 R)
• M23: 21,453,232 km (0.106 R)
• M24: 24,680,806 km (0.103 R)
• M25: 26,662,978 km (0.093 R)
• M26: 27,046,248 km (0.072 R)
• M27: 29,968,792 km (0.083 R)
• M28: 34,434,438 km (0.082 R)
• M29: 38,995,079 km (0.053 R)
• M30: 45,015,645 km (0.116 R)
• M31: 56,725,867 km (0.116 R)
• M32: 62,374,383 km (0.12 R)
• M33: 63,049,369 km (0.054 R)
• M34: 64,413,702 km (0.113 R)
• M35: 68,148,263 km (0.112 R)
• M36: 76,815,215 km (0.089 R)
• M37: 84,804,939 km (0.101 R)
• M38: 91,581,722 km (0.115 R)
• M39: 103,348,642 km (0.043 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: 337 - 18,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit