🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.49 AU - 0.59 AU

Year: 260 Days

Day: 20 Hours

Environment

Temp: -124 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 297 Days

Day: 43.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,468,588 km

• M1: 22,290 km (0.084 R)

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.9

Radius: 12.7

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.1 AU - 1.28 AU

Year: 852 Days

Day: 8 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,468,588 km

• M1: 160,219 km (0.114 R)
• M2: 591,211 km (0.051 R)
• M3: 1,005,597 km (0.054 R)
• M4: 2,041,562 km (0.072 R)
• M5: 2,520,425 km (0.077 R)
• M6: 3,394,226 km (0.058 R)
• M7: 4,302,435 km (0.118 R)
• M8: 4,788,927 km (0.075 R)
• M9: 5,531,980 km (0.105 R)
• M10: 6,128,576 km (0.098 R)
• M11: 6,556,725 km (0.07 R)
• M12: 7,588,352 km (0.074 R)
• M13: 8,131,243 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.2

Radius: 12

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.14 AU - 1.72 AU

Year: 1122 Days

Day: 8.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,468,588 km

• M1: 149,299 km (0.077 R)
• M2: 1,114,055 km (0.118 R)
• M3: 1,911,711 km (0.091 R)
• M4: 2,312,484 km (0.08 R)
• M5: 2,794,189 km (0.028 R)
• M6: 3,469,025 km (0.1 R)
• M7: 4,366,014 km (0.093 R)
• M8: 5,201,219 km (0.076 R)
• M9: 6,014,134 km (0.09 R)
• M10: 7,306,510 km (0.095 R)
• M11: 8,457,067 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.9

Radius: 13.9

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.98 AU - 4.68 AU

Year: 5911 Days

Day: 8.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,468,588 km

• M1: 173,833 km (0.108 R)
• M2: 616,493 km (0.056 R)
• M3: 1,416,692 km (0.107 R)
• M4: 5,550,380 km (0.099 R)
• M5: 6,034,479 km (0.115 R)
• M6: 6,481,029 km (0.106 R)
• M7: 7,843,566 km (0.069 R)
• M8: 8,732,177 km (0.107 R)
• M9: 9,859,996 km (0.106 R)
• M10: 10,848,987 km (0.036 R)
• M11: 16,440,656 km (0.046 R)
• M12: 21,352,852 km (0.057 R)
• M13: 22,852,571 km (0.103 R)
• M14: 23,393,816 km (0.087 R)
• M15: 24,743,787 km (0.093 R)
• M16: 25,314,652 km (0.1 R)
• M17: 27,425,179 km (0.092 R)
• M18: 29,468,237 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 11.8

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.97 AU - 6.11 AU

Year: 7423 Days

Day: 5.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,468,588 km

• M1: 147,055 km (0.049 R)
• M2: 617,989 km (0.098 R)
• M3: 1,592,021 km (0.105 R)
• M4: 2,264,463 km (0.09 R)
• M5: 2,667,480 km (0.109 R)
• M6: 4,176,025 km (0.085 R)
• M7: 5,490,391 km (0.092 R)
• M8: 7,569,503 km (0.115 R)
• M9: 8,352,348 km (0.045 R)
• M10: 10,721,679 km (0.052 R)
• M11: 11,286,262 km (0.054 R)
• M12: 17,506,392 km (0.087 R)
• M13: 19,320,864 km (0.085 R)
• M14: 19,698,300 km (0.093 R)
• M15: 20,702,700 km (0.075 R)
• M16: 24,797,343 km (0.117 R)
• M17: 32,806,663 km (0.067 R)
• M18: 36,236,045 km (0.107 R)
• M19: 36,810,650 km (0.112 R)
• M20: 37,508,375 km (0.101 R)
• M21: 38,810,176 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.3

Radius: 9.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.26 AU - 6.04 AU

Year: 7667 Days

Day: 13.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,468,588 km

• M1: 119,379 km (0.078 R)
• M2: 474,375 km (0.107 R)
• M3: 947,104 km (0.076 R)
• M4: 1,547,141 km (0.094 R)
• M5: 1,905,877 km (0.115 R)
• M6: 2,320,113 km (0.051 R)
• M7: 3,845,114 km (0.103 R)
• M8: 5,086,627 km (0.116 R)
• M9: 6,257,829 km (0.107 R)
• M10: 10,176,246 km (0.113 R)
• M11: 10,529,147 km (0.077 R)
• M12: 10,890,127 km (0.094 R)
• M13: 15,716,453 km (0.116 R)
• M14: 17,598,394 km (0.12 R)
• M15: 18,107,476 km (0.047 R)
• M16: 19,625,894 km (0.059 R)
• M17: 23,140,846 km (0.108 R)
• M18: 24,217,352 km (0.08 R)
• M19: 24,847,309 km (0.103 R)
• M20: 25,569,118 km (0.099 R)
• M21: 25,894,344 km (0.103 R)
• M22: 29,656,581 km (0.026 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 12,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit