🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.79 AU - 0.85 AU

Year: 274 Days

Day: 37.2 Hours

Environment

Temp: 90 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,424,117 km

• M1: 65,225 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.32 AU - 1.7 AU

Year: 685 Days

Day: 44.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.99 AU - 4.89 AU

Year: 2886 Days

Day: 45.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.5

Radius: 13.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.03 AU - 5.19 AU

Year: 4262 Days

Day: 5.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,424,117 km

• M1: 166,652 km (0.118 R)
• M2: 640,428 km (0.119 R)
• M3: 1,521,111 km (0.117 R)
• M4: 2,079,710 km (0.081 R)
• M5: 2,859,862 km (0.089 R)
• M6: 3,785,125 km (0.099 R)
• M7: 5,133,152 km (0.044 R)
• M8: 5,989,899 km (0.094 R)
• M9: 7,167,832 km (0.081 R)
• M10: 7,707,881 km (0.05 R)
• M11: 8,166,697 km (0.051 R)
• M12: 8,946,252 km (0.034 R)
• M13: 12,048,014 km (0.045 R)
• M14: 12,619,029 km (0.089 R)
• M15: 14,021,808 km (0.097 R)
• M16: 15,031,295 km (0.072 R)
• M17: 15,526,165 km (0.089 R)
• M18: 16,432,728 km (0.091 R)
• M19: 18,103,886 km (0.11 R)
• M20: 18,853,820 km (0.096 R)
• M21: 19,624,249 km (0.063 R)
• M22: 22,203,316 km (0.079 R)
• M23: 22,702,075 km (0.057 R)
• M24: 27,126,133 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.7

Radius: 13.1

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.82 AU - 7.38 AU

Year: 5559 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,424,117 km

• M1: 163,959 km (0.106 R)
• M2: 704,905 km (0.056 R)
• M3: 1,122,283 km (0.112 R)
• M4: 1,547,291 km (0.074 R)
• M5: 2,112,771 km (0.096 R)
• M6: 3,128,391 km (0.033 R)
• M7: 4,525,186 km (0.104 R)
• M8: 5,044,889 km (0.073 R)
• M9: 7,876,777 km (0.043 R)
• M10: 8,755,215 km (0.067 R)
• M11: 10,286,350 km (0.057 R)
• M12: 11,634,376 km (0.05 R)
• M13: 14,856,116 km (0.052 R)
• M14: 16,703,649 km (0.113 R)
• M15: 20,043,572 km (0.107 R)
• M16: 22,607,529 km (0.109 R)
• M17: 23,401,445 km (0.039 R)
• M18: 24,544,074 km (0.118 R)
• M19: 25,638,083 km (0.093 R)
• M20: 28,930,134 km (0.088 R)
• M21: 32,997,102 km (0.098 R)
• M22: 34,329,420 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.1

Radius: 10.1

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.82 AU - 7.74 AU

Year: 5807 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,424,117 km

• M1: 127,308 km (0.087 R)
• M2: 454,927 km (0.104 R)
• M3: 876,195 km (0.115 R)
• M4: 1,226,703 km (0.094 R)
• M5: 1,933,702 km (0.111 R)
• M6: 3,359,968 km (0.085 R)
• M7: 3,783,330 km (0.116 R)
• M8: 4,630,054 km (0.086 R)
• M9: 6,628,233 km (0.116 R)
• M10: 7,188,178 km (0.033 R)
• M11: 7,703,991 km (0.097 R)
• M12: 9,400,281 km (0.04 R)
• M13: 10,802,911 km (0.101 R)
• M14: 11,235,099 km (0.086 R)
• M15: 12,812,609 km (0.099 R)
• M16: 15,478,592 km (0.056 R)
• M17: 30,324,835 km (0.045 R)
• M18: 32,557,284 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.5

Radius: 13

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.81 AU - 7.61 AU

Year: 6413 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,424,117 km

• M1: 161,715 km (0.038 R)
• M2: 707,448 km (0.106 R)
• M3: 1,343,239 km (0.096 R)
• M4: 1,903,184 km (0.067 R)
• M5: 2,311,736 km (0.107 R)
• M6: 2,742,877 km (0.105 R)
• M7: 3,311,050 km (0.12 R)
• M8: 4,174,080 km (0.112 R)
• M9: 4,659,076 km (0.117 R)
• M10: 5,413,498 km (0.11 R)
• M11: 6,312,881 km (0.102 R)
• M12: 7,418,259 km (0.095 R)
• M13: 8,408,298 km (0.099 R)
• M14: 9,101,983 km (0.105 R)
• M15: 9,745,404 km (0.113 R)
• M16: 10,419,043 km (0.058 R)
• M17: 12,944,105 km (0.103 R)
• M18: 14,150,313 km (0.111 R)
• M19: 17,362,478 km (0.11 R)
• M20: 21,180,067 km (0.104 R)
• M21: 22,387,920 km (0.052 R)
• M22: 22,852,571 km (0.084 R)
• M23: 24,448,182 km (0.04 R)
• M24: 26,891,863 km (0.049 R)
• M25: 27,682,338 km (0.052 R)
• M26: 29,679,769 km (0.062 R)
• M27: 33,757,059 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.3

Radius: 12.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.49 AU - 12.85 AU

Year: 12859 Days

Day: 14 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,424,117 km

• M1: 156,928 km (0.042 R)
• M2: 911,051 km (0.113 R)
• M3: 1,592,918 km (0.074 R)
• M4: 3,019,932 km (0.12 R)
• M5: 3,443,145 km (0.111 R)
• M6: 3,957,462 km (0.112 R)
• M7: 4,466,544 km (0.059 R)
• M8: 5,019,158 km (0.076 R)
• M9: 7,946,938 km (0.106 R)
• M10: 8,628,955 km (0.108 R)
• M11: 12,303,078 km (0.1 R)
• M12: 16,499,448 km (0.097 R)
• M13: 21,322,633 km (0.12 R)
• M14: 23,318,718 km (0.103 R)
• M15: 24,010,907 km (0.074 R)
• M16: 25,710,040 km (0.077 R)
• M17: 26,635,751 km (0.098 R)
• M18: 30,153,246 km (0.11 R)
• M19: 36,107,690 km (0.032 R)
• M20: 37,858,284 km (0.067 R)
• M21: 38,334,454 km (0.099 R)
• M22: 39,787,199 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.4

Radius: 3.2

Gravity: 43.98 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 16.61 AU - 18.21 AU

Year: 26803 Days

Day: 21.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,424,117 km

• M1: 872,604 km (0.081 R)
• M2: 1,436,439 km (0.056 R)
• M3: 1,587,084 km (0.042 R)
• M4: 3,283,524 km (0.065 R)
• M5: 5,379,689 km (0.1 R)
• M6: 5,952,798 km (0.09 R)
• M7: 6,210,556 km (0.116 R)
• M8: 8,929,646 km (0.086 R)
• M9: 14,081,049 km (0.105 R)
• M10: 16,549,115 km (0.101 R)
• M11: 24,216,455 km (0.082 R)
• M12: 28,326,656 km (0.077 R)
• M13: 29,793,762 km (0.102 R)
• M14: 48,367,834 km (0.116 R)
• M15: 49,058,228 km (0.109 R)
• M16: 50,458,614 km (0.099 R)
• M17: 52,427,471 km (0.052 R)
• M18: 57,091,185 km (0.114 R)
• M19: 58,444,896 km (0.033 R)
• M20: 68,092,463 km (0.116 R)
• M21: 73,404,384 km (0.074 R)
• M22: 78,273,196 km (0.11 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: 351 - 13,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit