🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.49 AU - 0.63 AU

Year: 271 Days

Day: 42.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 13.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.62 AU - 0.8 AU

Year: 386 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 24,636,192 km

• M1: 166,652 km (0.057 R)
• M2: 261,048 km (0.065 R)
• M3: 362,924 km (0.087 R)
• M4: 456,423 km (0.092 R)
• M5: 540,497 km (0.053 R)
• M6: 659,876 km (0.1 R)
• M7: 752,028 km (0.114 R)
• M8: 863,629 km (0.117 R)
• M9: 981,512 km (0.092 R)
• M10: 1,137,243 km (0.104 R)
• M11: 1,234,930 km (0.093 R)
• M12: 1,536,819 km (0.033 R)
• M13: 1,739,075 km (0.102 R)
• M14: 1,858,006 km (0.086 R)
• M15: 1,955,244 km (0.079 R)
• M16: 2,049,341 km (0.049 R)
• M17: 2,139,848 km (0.103 R)
• M18: 2,247,259 km (0.077 R)
• M19: 2,330,286 km (0.075 R)
• M20: 2,446,374 km (0.062 R)
• M21: 2,569,792 km (0.097 R)
• M22: 2,673,314 km (0.032 R)
• M23: 2,783,867 km (0.086 R)
• M24: 2,890,380 km (0.1 R)
• M25: 3,044,167 km (0.107 R)
• M26: 3,148,287 km (0.026 R)
• M27: 3,277,091 km (0.115 R)
• M28: 3,413,674 km (0.119 R)
• M29: 3,576,586 km (0.048 R)
• M30: 3,674,423 km (0.054 R)
• M31: 3,760,591 km (0.074 R)
• M32: 3,860,074 km (0.1 R)
• M33: 3,954,171 km (0.084 R)
• M34: 4,119,177 km (0.079 R)
• M35: 4,202,503 km (0.027 R)
• M36: 4,370,801 km (0.091 R)
• M37: 4,581,285 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90

Radius: 11.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.85 AU - 1.19 AU

Year: 665 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 24,636,192 km

• M1: 144,362 km (0.105 R)
• M2: 217,216 km (0.069 R)
• M3: 300,542 km (0.036 R)
• M4: 402,717 km (0.089 R)
• M5: 525,986 km (0.119 R)
• M6: 614,698 km (0.045 R)
• M7: 703,409 km (0.088 R)
• M8: 819,497 km (0.091 R)
• M9: 898,634 km (0.117 R)
• M10: 1,044,044 km (0.073 R)
• M11: 1,152,951 km (0.107 R)
• M12: 1,402,630 km (0.109 R)
• M13: 1,491,192 km (0.088 R)
• M14: 1,565,243 km (0.056 R)
• M15: 1,725,761 km (0.117 R)
• M16: 1,887,327 km (0.117 R)
• M17: 1,976,936 km (0.077 R)
• M18: 2,058,766 km (0.097 R)
• M19: 2,151,068 km (0.119 R)
• M20: 2,249,503 km (0.095 R)
• M21: 2,325,648 km (0.115 R)
• M22: 2,470,758 km (0.054 R)
• M23: 2,603,901 km (0.087 R)
• M24: 2,719,240 km (0.111 R)
• M25: 2,800,622 km (0.111 R)
• M26: 2,903,395 km (0.115 R)
• M27: 3,112,982 km (0.091 R)
• M28: 3,262,580 km (0.109 R)
• M29: 3,338,276 km (0.044 R)
• M30: 3,442,097 km (0.103 R)
• M31: 3,535,895 km (0.107 R)
• M32: 3,675,320 km (0.097 R)
• M33: 3,879,522 km (0.093 R)
• M34: 3,977,209 km (0.115 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.8

Radius: 13.2

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.78 AU - 4.88 AU

Year: 5818 Days

Day: 11.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 24,636,192 km

• M1: 200,461 km (0.083 R)
• M2: 310,864 km (0.032 R)
• M3: 523,892 km (0.066 R)
• M4: 627,114 km (0.11 R)
• M5: 926,460 km (0.086 R)
• M6: 1,118,543 km (0.108 R)
• M7: 1,600,099 km (0.052 R)
• M8: 1,759,869 km (0.082 R)
• M9: 2,017,477 km (0.119 R)
• M10: 2,127,282 km (0.111 R)
• M11: 2,435,603 km (0.119 R)
• M12: 2,775,938 km (0.11 R)
• M13: 3,168,333 km (0.032 R)
• M14: 3,278,437 km (0.086 R)
• M15: 3,946,541 km (0.117 R)
• M16: 4,286,278 km (0.066 R)
• M17: 4,594,001 km (0.081 R)
• M18: 4,866,718 km (0.115 R)
• M19: 5,318,503 km (0.082 R)
• M20: 5,428,159 km (0.116 R)
• M21: 5,604,983 km (0.09 R)
• M22: 5,739,023 km (0.12 R)
• M23: 6,101,499 km (0.093 R)
• M24: 6,308,841 km (0.115 R)
• M25: 6,541,765 km (0.044 R)
• M26: 6,777,681 km (0.084 R)
• M27: 6,920,547 km (0.043 R)
• M28: 7,185,186 km (0.088 R)
• M29: 7,306,659 km (0.064 R)
• M30: 7,551,551 km (0.058 R)
• M31: 7,650,286 km (0.106 R)
• M32: 7,774,302 km (0.088 R)
• M33: 7,898,917 km (0.074 R)
• M34: 8,842,281 km (0.098 R)
• M35: 9,420,178 km (0.119 R)
• M36: 9,767,395 km (0.041 R)
• M37: 9,902,033 km (0.097 R)
• M38: 10,037,419 km (0.116 R)
• M39: 10,474,544 km (0.111 R)
• M40: 11,566,159 km (0.103 R)
• M41: 11,651,729 km (0.083 R)
• M42: 11,880,614 km (0.068 R)
• M43: 12,169,039 km (0.094 R)
• M44: 12,255,955 km (0.116 R)
• M45: 12,811,562 km (0.096 R)
• M46: 12,899,974 km (0.083 R)
• M47: 13,555,063 km (0.102 R)
• M48: 14,435,147 km (0.115 R)
• M49: 15,083,953 km (0.113 R)
• M50: 15,490,411 km (0.051 R)
• M51: 15,647,788 km (0.093 R)
• M52: 15,805,613 km (0.068 R)
• M53: 16,282,232 km (0.041 R)
• M54: 16,410,138 km (0.111 R)
• M55: 16,506,330 km (0.104 R)
• M56: 16,731,475 km (0.095 R)
• M57: 17,217,219 km (0.102 R)
• M58: 17,445,655 km (0.114 R)
• M59: 17,872,308 km (0.068 R)
• M60: 18,103,437 km (0.091 R)
• M61: 18,302,402 km (0.116 R)
• M62: 19,004,465 km (0.067 R)
• M63: 19,308,148 km (0.099 R)
• M64: 19,988,519 km (0.116 R)
• M65: 20,228,624 km (0.106 R)
• M66: 20,573,148 km (0.116 R)
• M67: 21,128,455 km (0.119 R)
• M68: 21,303,036 km (0.098 R)
• M69: 21,478,065 km (0.079 R)
• M70: 22,112,061 km (0.068 R)
• M71: 22,895,505 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 14,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit