🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.44 AU - 0.72 AU

Year: 157 Days

Day: 47.4 Hours

Environment

Temp: 220 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,350,339 km

• M1: 370,404 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.78 AU - 0.96 AU

Year: 288 Days

Day: 12.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 46.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.35 AU - 1.85 AU

Year: 718 Days

Day: 17 Hours

Environment

Temp: -41 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.4 AU - 1.92 AU

Year: 759 Days

Day: 47.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,350,339 km

• M1: 174,282 km (0.116 R)
• M2: 1,363,435 km (0.051 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.05 AU - 2.67 AU

Year: 1286 Days

Day: 19.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.9

Radius: 11.7

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.25 AU - 6.55 AU

Year: 4452 Days

Day: 9.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 112.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,350,339 km

• M1: 147,952 km (0.096 R)
• M2: 636,389 km (0.08 R)
• M3: 1,326,484 km (0.078 R)
• M4: 2,265,510 km (0.116 R)
• M5: 2,889,483 km (0.078 R)
• M6: 3,561,177 km (0.113 R)
• M7: 4,457,119 km (0.096 R)
• M8: 5,729,898 km (0.089 R)
• M9: 6,308,093 km (0.066 R)
• M10: 8,129,298 km (0.116 R)
• M11: 10,767,307 km (0.101 R)
• M12: 11,225,824 km (0.109 R)
• M13: 12,329,857 km (0.082 R)
• M14: 12,730,480 km (0.077 R)
• M15: 13,663,522 km (0.081 R)
• M16: 20,244,930 km (0.069 R)
• M17: 21,732,232 km (0.071 R)
• M18: 22,243,857 km (0.073 R)
• M19: 24,607,055 km (0.109 R)
• M20: 26,217,625 km (0.108 R)
• M21: 26,714,141 km (0.086 R)
• M22: 29,737,065 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.6

Radius: 13.2

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.09 AU - 6.13 AU

Year: 4714 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,350,339 km

• M1: 164,558 km (0.062 R)
• M2: 601,533 km (0.083 R)
• M3: 1,670,559 km (0.026 R)
• M4: 2,169,319 km (0.093 R)
• M5: 2,629,183 km (0.115 R)
• M6: 3,331,395 km (0.094 R)
• M7: 3,771,362 km (0.101 R)
• M8: 4,274,011 km (0.115 R)
• M9: 4,873,300 km (0.081 R)
• M10: 5,818,160 km (0.089 R)
• M11: 6,750,006 km (0.107 R)
• M12: 7,390,284 km (0.096 R)
• M13: 8,792,465 km (0.087 R)
• M14: 9,392,353 km (0.096 R)
• M15: 9,934,196 km (0.053 R)
• M16: 10,496,983 km (0.025 R)
• M17: 12,461,652 km (0.08 R)
• M18: 14,007,896 km (0.065 R)
• M19: 15,620,860 km (0.054 R)
• M20: 19,345,997 km (0.067 R)
• M21: 19,951,718 km (0.101 R)
• M22: 20,709,132 km (0.072 R)
• M23: 21,485,695 km (0.034 R)
• M24: 22,135,399 km (0.108 R)
• M25: 22,575,815 km (0.094 R)
• M26: 23,550,146 km (0.073 R)
• M27: 24,163,497 km (0.087 R)
• M28: 25,986,497 km (0.055 R)
• M29: 27,475,893 km (0.075 R)
• M30: 29,637,881 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.2

Radius: 8.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.75 AU - 14.31 AU

Year: 13889 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,350,339 km

• M1: 111,151 km (0.081 R)
• M2: 464,202 km (0.05 R)
• M3: 1,318,556 km (0.104 R)
• M4: 1,934,899 km (0.104 R)
• M5: 2,650,575 km (0.111 R)
• M6: 2,939,299 km (0.057 R)
• M7: 3,295,192 km (0.087 R)
• M8: 4,229,431 km (0.071 R)
• M9: 5,330,172 km (0.111 R)
• M10: 7,959,056 km (0.092 R)
• M11: 9,768,741 km (0.116 R)
• M12: 14,876,311 km (0.106 R)
• M13: 18,548,490 km (0.113 R)
• M14: 37,572,253 km (0.068 R)
• M15: 38,779,508 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.3

Radius: 14.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 11.62 AU - 11.88 AU

Year: 14289 Days

Day: 5.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,350,339 km

• M1: 182,809 km (0.095 R)
• M2: 908,508 km (0.117 R)
• M3: 1,375,702 km (0.077 R)
• M4: 2,566,351 km (0.083 R)
• M5: 3,303,271 km (0.089 R)
• M6: 3,822,226 km (0.056 R)
• M7: 4,523,989 km (0.076 R)
• M8: 5,131,955 km (0.086 R)
• M9: 5,988,253 km (0.105 R)
• M10: 7,986,133 km (0.085 R)
• M11: 9,189,797 km (0.088 R)
• M12: 10,511,195 km (0.083 R)
• M13: 12,337,187 km (0.06 R)
• M14: 13,057,201 km (0.054 R)
• M15: 14,509,348 km (0.084 R)
• M16: 15,686,384 km (0.113 R)
• M17: 17,733,481 km (0.07 R)
• M18: 25,668,152 km (0.112 R)
• M19: 26,411,504 km (0.089 R)
• M20: 29,298,593 km (0.103 R)
• M21: 37,561,931 km (0.073 R)
• M22: 44,464,377 km (0.118 R)
• M23: 54,398,274 km (0.045 R)
• M24: 54,921,866 km (0.12 R)
• M25: 59,048,075 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.1

Radius: 5

Gravity: 19.92 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 15.28 AU - 22.26 AU

Year: 28849 Days

Day: 17.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,350,339 km

• M1: 62,382 km (0.048 R)
• M2: 249,529 km (0.045 R)
• M3: 433,235 km (0.077 R)
• M4: 966,552 km (0.096 R)
• M5: 1,393,654 km (0.075 R)
• M6: 2,869,138 km (0.095 R)
• M7: 3,646,598 km (0.083 R)
• M8: 5,043,393 km (0.105 R)
• M9: 5,320,149 km (0.086 R)
• M10: 7,806,017 km (0.047 R)
• M11: 8,338,735 km (0.055 R)
• M12: 11,370,785 km (0.028 R)
• M13: 14,823,653 km (0.111 R)
• M14: 17,181,465 km (0.052 R)
• M15: 17,537,358 km (0.093 R)
• M16: 17,989,294 km (0.119 R)
• M17: 18,822,254 km (0.095 R)
• M18: 19,584,007 km (0.102 R)
• M19: 21,577,997 km (0.053 R)
• M20: 22,412,155 km (0.061 R)
• M21: 25,271,419 km (0.066 R)
• M22: 26,907,421 km (0.098 R)
• M23: 29,746,190 km (0.117 R)
• M24: 42,286,681 km (0.088 R)
• M25: 43,755,732 km (0.088 R)
• M26: 60,566,344 km (0.087 R)
• M27: 73,725,421 km (0.056 R)
• M28: 83,735,314 km (0.06 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 17,339 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit