🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.1

Radius: 9.7

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.98 AU - 1.1 AU

Year: 696 Days

Day: 9.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,093,144 km

• M1: 120,725 km (0.099 R)
• M2: 533,466 km (0.05 R)
• M3: 926,908 km (0.11 R)
• M4: 1,284,747 km (0.103 R)
• M5: 1,816,118 km (0.043 R)
• M6: 2,184,578 km (0.113 R)
• M7: 2,681,093 km (0.068 R)
• M8: 3,117,919 km (0.119 R)
• M9: 3,964,643 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.8

Radius: 14.1

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.09 AU - 1.55 AU

Year: 995 Days

Day: 14.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 69.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,093,144 km

• M1: 175,329 km (0.101 R)
• M2: 660,325 km (0.109 R)
• M3: 1,296,266 km (0.109 R)
• M4: 1,757,925 km (0.083 R)
• M5: 2,596,869 km (0.117 R)
• M6: 3,039,380 km (0.107 R)
• M7: 3,946,541 km (0.091 R)
• M8: 4,575,900 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800

Radius: 14.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.3 AU - 2.06 AU

Year: 1428 Days

Day: 9 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,093,144 km

• M1: 182,210 km (0.114 R)
• M2: 679,623 km (0.042 R)
• M3: 1,175,690 km (0.098 R)
• M4: 2,073,576 km (0.081 R)
• M5: 2,769,356 km (0.107 R)
• M6: 3,225,928 km (0.096 R)
• M7: 3,902,560 km (0.062 R)
• M8: 5,520,610 km (0.093 R)
• M9: 6,275,631 km (0.091 R)
• M10: 7,177,107 km (0.119 R)
• M11: 7,797,191 km (0.113 R)
• M12: 8,689,542 km (0.081 R)
• M13: 9,269,383 km (0.102 R)
• M14: 10,746,662 km (0.09 R)
• M15: 11,201,440 km (0.041 R)
• M16: 11,705,435 km (0.108 R)
• M17: 12,528,373 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.7

Radius: 13.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.23 AU - 3.43 AU

Year: 3123 Days

Day: 12 Hours

Environment

Temp: -211 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,093,144 km

• M1: 168,597 km (0.085 R)
• M2: 680,820 km (0.106 R)
• M3: 1,197,232 km (0.088 R)
• M4: 2,054,278 km (0.109 R)
• M5: 2,508,008 km (0.1 R)
• M6: 3,343,662 km (0.091 R)
• M7: 4,186,197 km (0.102 R)
• M8: 5,166,063 km (0.067 R)
• M9: 5,645,375 km (0.113 R)
• M10: 6,154,307 km (0.064 R)
• M11: 6,930,570 km (0.065 R)
• M12: 8,165,949 km (0.06 R)
• M13: 8,818,794 km (0.094 R)
• M14: 10,229,054 km (0.096 R)
• M15: 11,870,890 km (0.081 R)
• M16: 13,446,305 km (0.096 R)
• M17: 13,873,108 km (0.077 R)
• M18: 14,505,608 km (0.085 R)
• M19: 15,310,295 km (0.1 R)
• M20: 18,018,166 km (0.036 R)
• M21: 19,849,094 km (0.109 R)
• M22: 21,157,926 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.9

Radius: 10.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.97 AU - 3.95 AU

Year: 4222 Days

Day: 10.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,093,144 km

• M1: 136,134 km (0.04 R)
• M2: 522,695 km (0.079 R)
• M3: 900,130 km (0.087 R)
• M4: 1,365,380 km (0.036 R)
• M5: 1,752,240 km (0.029 R)
• M6: 2,593,578 km (0.032 R)
• M7: 4,391,445 km (0.094 R)
• M8: 4,957,973 km (0.03 R)
• M9: 5,683,522 km (0.108 R)
• M10: 6,189,911 km (0.045 R)
• M11: 6,928,625 km (0.107 R)
• M12: 9,002,201 km (0.112 R)
• M13: 13,235,223 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.3

Radius: 5.2

Gravity: 24.27 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.83 AU - 10.97 AU

Year: 20434 Days

Day: 18.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,093,144 km

• M1: 64,776 km (0.112 R)
• M2: 347,815 km (0.064 R)
• M3: 1,224,309 km (0.118 R)
• M4: 1,544,598 km (0.056 R)
• M5: 2,650,575 km (0.074 R)
• M6: 3,671,281 km (0.111 R)
• M7: 4,967,098 km (0.111 R)
• M8: 6,409,521 km (0.096 R)
• M9: 7,226,325 km (0.085 R)
• M10: 7,561,873 km (0.115 R)
• M11: 7,807,962 km (0.12 R)
• M12: 8,212,774 km (0.117 R)
• M13: 8,472,775 km (0.084 R)
• M14: 8,900,325 km (0.119 R)
• M15: 9,119,337 km (0.074 R)
• M16: 10,031,734 km (0.094 R)
• M17: 11,641,706 km (0.036 R)
• M18: 11,903,951 km (0.092 R)
• M19: 12,237,106 km (0.084 R)
• M20: 14,144,628 km (0.083 R)
• M21: 16,404,903 km (0.096 R)
• M22: 17,663,469 km (0.108 R)
• M23: 19,256,986 km (0.088 R)
• M24: 24,932,280 km (0.057 R)
• M25: 26,592,069 km (0.084 R)
• M26: 33,836,196 km (0.118 R)
• M27: 39,578,061 km (0.108 R)
• M28: 44,645,989 km (0.091 R)
• M29: 50,649,351 km (0.113 R)
• M30: 57,736,101 km (0.093 R)
• M31: 60,628,726 km (0.05 R)
• M32: 63,819,200 km (0.103 R)
• M33: 69,239,430 km (0.066 R)
• M34: 70,532,404 km (0.108 R)
• M35: 74,282,972 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 15,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit