🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.71 AU - 0.79 AU

Year: 228 Days

Day: 12.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,495,964 km

• M1: 46,675 km (0.094 R)
• M2: 137,630 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.06 AU - 1.34 AU

Year: 462 Days

Day: 37.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,495,964 km

• M1: 18,849 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.51 AU - 2.21 AU

Year: 892 Days

Day: 35.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.04 AU - 2.2 AU

Year: 1085 Days

Day: 38.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,495,964 km

• M1: 175,628 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.9

Radius: 14

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.05 AU - 6.49 AU

Year: 4871 Days

Day: 6 Hours

Environment

Temp: -138 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 101,495,964 km

• M1: 208,988 km (0.114 R)
• M2: 776,413 km (0.086 R)
• M3: 1,873,564 km (0.117 R)
• M4: 2,733,003 km (0.056 R)
• M5: 4,336,992 km (0.111 R)
• M6: 5,111,460 km (0.11 R)
• M7: 5,869,921 km (0.096 R)
• M8: 7,580,274 km (0.099 R)
• M9: 12,136,277 km (0.082 R)
• M10: 19,847,748 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 9.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.88 AU - 8.02 AU

Year: 6440 Days

Day: 14.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 101,495,964 km

• M1: 115,938 km (0.062 R)
• M2: 410,646 km (0.043 R)
• M3: 888,462 km (0.082 R)
• M4: 1,277,117 km (0.112 R)
• M5: 2,357,812 km (0.095 R)
• M6: 3,740,844 km (0.1 R)
• M7: 4,544,933 km (0.095 R)
• M8: 5,159,930 km (0.108 R)
• M9: 6,095,066 km (0.07 R)
• M10: 6,843,055 km (0.105 R)
• M11: 7,616,177 km (0.094 R)
• M12: 8,297,745 km (0.064 R)
• M13: 9,699,926 km (0.118 R)
• M14: 15,012,446 km (0.108 R)
• M15: 18,249,444 km (0.039 R)
• M16: 19,930,476 km (0.084 R)
• M17: 21,431,391 km (0.091 R)
• M18: 22,281,107 km (0.113 R)
• M19: 24,887,999 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.8

Radius: 11.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.49 AU - 12.57 AU

Year: 15589 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,495,964 km

• M1: 143,016 km (0.046 R)
• M2: 561,590 km (0.078 R)
• M3: 1,270,684 km (0.077 R)
• M4: 1,664,725 km (0.103 R)
• M5: 2,330,436 km (0.1 R)
• M6: 3,522,282 km (0.06 R)
• M7: 4,143,113 km (0.08 R)
• M8: 5,083,186 km (0.113 R)
• M9: 6,256,333 km (0.065 R)
• M10: 7,098,120 km (0.045 R)
• M11: 7,455,509 km (0.05 R)
• M12: 10,304,301 km (0.086 R)
• M13: 10,670,517 km (0.076 R)
• M14: 13,106,868 km (0.075 R)
• M15: 14,654,607 km (0.046 R)
• M16: 15,413,069 km (0.065 R)
• M17: 23,778,133 km (0.096 R)
• M18: 32,739,195 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.2

Radius: 3.8

Gravity: 24.88 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 12.67 AU - 20.23 AU

Year: 23449 Days

Day: 22.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 101,495,964 km

• M1: 47,572 km (0.036 R)
• M2: 222,602 km (0.092 R)
• M3: 626,067 km (0.072 R)
• M4: 876,793 km (0.091 R)
• M5: 1,344,885 km (0.117 R)
• M6: 1,710,053 km (0.114 R)
• M7: 2,019,870 km (0.088 R)
• M8: 2,157,949 km (0.106 R)
• M9: 2,497,237 km (0.03 R)
• M10: 3,472,615 km (0.09 R)
• M11: 4,919,975 km (0.081 R)
• M12: 5,098,295 km (0.117 R)
• M13: 5,775,974 km (0.12 R)
• M14: 6,095,664 km (0.112 R)
• M15: 6,770,201 km (0.084 R)
• M16: 7,035,588 km (0.077 R)
• M17: 7,216,302 km (0.111 R)
• M18: 9,633,355 km (0.054 R)
• M19: 9,856,256 km (0.091 R)
• M20: 11,144,443 km (0.091 R)
• M21: 14,192,051 km (0.091 R)
• M22: 17,013,467 km (0.065 R)
• M23: 21,295,406 km (0.106 R)
• M24: 21,769,033 km (0.073 R)
• M25: 25,387,955 km (0.092 R)
• M26: 27,673,811 km (0.053 R)
• M27: 31,537,176 km (0.119 R)
• M28: 38,468,644 km (0.113 R)
• M29: 43,714,293 km (0.075 R)
• M30: 48,271,493 km (0.06 R)
• M31: 54,356,237 km (0.109 R)
• M32: 55,953,493 km (0.076 R)
• M33: 58,684,552 km (0.113 R)
• M34: 64,017,866 km (0.114 R)
• M35: 67,611,655 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.3

Radius: 5.9

Gravity: 20.78 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 15.5 AU - 23.26 AU

Year: 29985 Days

Day: 19.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 101,495,964 km

• M1: 83,924 km (0.108 R)
• M2: 422,614 km (0.106 R)
• M3: 1,440,627 km (0.063 R)
• M4: 1,677,142 km (0.049 R)
• M5: 2,137,006 km (0.113 R)
• M6: 2,950,968 km (0.092 R)
• M7: 3,685,194 km (0.103 R)
• M8: 4,024,632 km (0.09 R)
• M9: 4,421,814 km (0.074 R)
• M10: 5,594,811 km (0.116 R)
• M11: 9,253,975 km (0.069 R)
• M12: 9,627,072 km (0.057 R)
• M13: 14,007,597 km (0.039 R)
• M14: 14,334,169 km (0.065 R)
• M15: 16,401,312 km (0.101 R)
• M16: 17,039,796 km (0.118 R)
• M17: 17,789,580 km (0.115 R)
• M18: 19,254,293 km (0.072 R)
• M19: 24,012,104 km (0.093 R)
• M20: 32,958,954 km (0.027 R)
• M21: 42,519,604 km (0.062 R)
• M22: 62,139,964 km (0.059 R)
• M23: 78,536,040 km (0.08 R)
• M24: 85,122,535 km (0.112 R)
• M25: 88,133,641 km (0.075 R)
• M26: 89,525,499 km (0.11 R)
• M27: 92,353,049 km (0.109 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 11,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit