🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.66 AU - 0.66 AU

Year: 346 Days

Day: 18.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,380,022 km

• M1: 782,546 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.3

Radius: 8.7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.98 AU - 0.98 AU

Year: 626 Days

Day: 8.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,380,022 km

• M1: 119,379 km (0.067 R)
• M2: 220,208 km (0.073 R)
• M3: 299,645 km (0.072 R)
• M4: 373,097 km (0.085 R)
• M5: 440,416 km (0.099 R)
• M6: 505,641 km (0.054 R)
• M7: 592,258 km (0.09 R)
• M8: 714,479 km (0.094 R)
• M9: 781,798 km (0.112 R)
• M10: 991,235 km (0.053 R)
• M11: 1,138,739 km (0.111 R)
• M12: 1,249,142 km (0.092 R)
• M13: 1,480,869 km (0.107 R)
• M14: 1,561,203 km (0.119 R)
• M15: 1,673,252 km (0.114 R)
• M16: 1,776,475 km (0.09 R)
• M17: 1,905,578 km (0.107 R)
• M18: 2,168,870 km (0.084 R)
• M19: 2,239,779 km (0.053 R)
• M20: 2,298,721 km (0.076 R)
• M21: 2,405,235 km (0.116 R)
• M22: 2,539,723 km (0.098 R)
• M23: 2,636,662 km (0.12 R)
• M24: 2,699,045 km (0.095 R)
• M25: 2,761,876 km (0.057 R)
• M26: 2,816,180 km (0.092 R)
• M27: 2,893,672 km (0.07 R)
• M28: 3,022,924 km (0.083 R)
• M29: 3,182,545 km (0.072 R)
• M30: 3,253,754 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.5

Radius: 15

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.5 AU - 2.6 AU

Year: 2629 Days

Day: 14.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 38,380,022 km

• M1: 192,233 km (0.049 R)
• M2: 329,265 km (0.054 R)
• M3: 515,215 km (0.105 R)
• M4: 826,827 km (0.071 R)
• M5: 1,069,924 km (0.117 R)
• M6: 1,317,808 km (0.101 R)
• M7: 1,428,809 km (0.032 R)
• M8: 1,532,481 km (0.119 R)
• M9: 1,737,130 km (0.109 R)
• M10: 1,882,689 km (0.075 R)
• M11: 2,198,341 km (0.1 R)
• M12: 2,344,348 km (0.109 R)
• M13: 2,802,267 km (0.096 R)
• M14: 2,934,512 km (0.12 R)
• M15: 3,428,484 km (0.069 R)
• M16: 3,584,814 km (0.07 R)
• M17: 4,038,245 km (0.087 R)
• M18: 4,279,546 km (0.097 R)
• M19: 4,448,293 km (0.067 R)
• M20: 4,808,225 km (0.12 R)
• M21: 4,951,839 km (0.069 R)
• M22: 5,308,630 km (0.1 R)
• M23: 5,607,078 km (0.089 R)
• M24: 6,185,722 km (0.118 R)
• M25: 6,394,561 km (0.063 R)
• M26: 6,499,878 km (0.065 R)
• M27: 6,623,446 km (0.106 R)
• M28: 7,107,694 km (0.09 R)
• M29: 7,326,556 km (0.116 R)
• M30: 7,940,356 km (0.043 R)
• M31: 8,224,741 km (0.072 R)
• M32: 8,339,483 km (0.113 R)
• M33: 8,473,971 km (0.101 R)
• M34: 9,118,140 km (0.107 R)
• M35: 9,276,714 km (0.091 R)
• M36: 9,697,233 km (0.05 R)
• M37: 9,798,361 km (0.086 R)
• M38: 9,899,789 km (0.091 R)
• M39: 10,001,515 km (0.108 R)
• M40: 10,577,916 km (0.081 R)
• M41: 10,682,036 km (0.062 R)
• M42: 10,807,399 km (0.1 R)
• M43: 10,933,360 km (0.118 R)
• M44: 11,144,144 km (0.104 R)
• M45: 11,677,161 km (0.099 R)
• M46: 11,914,423 km (0.088 R)
• M47: 12,284,229 km (0.115 R)
• M48: 12,415,576 km (0.11 R)
• M49: 12,635,635 km (0.065 R)
• M50: 12,768,328 km (0.102 R)
• M51: 12,879,329 km (0.091 R)
• M52: 13,236,420 km (0.108 R)
• M53: 13,483,854 km (0.082 R)
• M54: 13,778,263 km (0.079 R)
• M55: 14,006,101 km (0.106 R)
• M56: 14,120,543 km (0.119 R)
• M57: 14,327,287 km (0.119 R)
• M58: 14,488,853 km (0.079 R)
• M59: 15,258,534 km (0.081 R)
• M60: 15,447,027 km (0.08 R)
• M61: 15,755,199 km (0.093 R)
• M62: 16,017,594 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.2

Radius: 13.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.32 AU - 5.6 AU

Year: 8238 Days

Day: 14.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 38,380,022 km

• M1: 203,603 km (0.08 R)
• M2: 298,747 km (0.088 R)
• M3: 685,457 km (0.095 R)
• M4: 813,364 km (0.066 R)
• M5: 919,129 km (0.086 R)
• M6: 1,319,902 km (0.116 R)
• M7: 1,447,060 km (0.102 R)
• M8: 2,231,851 km (0.101 R)
• M9: 2,341,207 km (0.085 R)
• M10: 2,474,798 km (0.086 R)
• M11: 2,703,383 km (0.089 R)
• M12: 3,035,191 km (0.1 R)
• M13: 3,230,865 km (0.059 R)
• M14: 3,816,690 km (0.056 R)
• M15: 4,162,561 km (0.116 R)
• M16: 4,630,503 km (0.103 R)
• M17: 4,714,726 km (0.072 R)
• M18: 5,290,230 km (0.098 R)
• M19: 6,195,147 km (0.118 R)
• M20: 6,288,346 km (0.067 R)
• M21: 6,665,782 km (0.087 R)
• M22: 7,775,050 km (0.09 R)
• M23: 7,875,580 km (0.118 R)
• M24: 8,454,224 km (0.067 R)
• M25: 8,870,855 km (0.099 R)
• M26: 9,796,716 km (0.112 R)
• M27: 10,161,136 km (0.104 R)
• M28: 11,016,088 km (0.053 R)
• M29: 11,280,876 km (0.112 R)
• M30: 11,395,019 km (0.083 R)
• M31: 11,509,462 km (0.1 R)
• M32: 12,087,807 km (0.099 R)
• M33: 12,518,051 km (0.114 R)
• M34: 14,412,408 km (0.084 R)
• M35: 14,868,682 km (0.112 R)
• M36: 15,965,833 km (0.039 R)
• M37: 16,394,730 km (0.086 R)
• M38: 16,697,366 km (0.093 R)
• M39: 17,001,798 km (0.068 R)
• M40: 17,395,839 km (0.04 R)
• M41: 17,616,047 km (0.104 R)
• M42: 19,274,489 km (0.095 R)
• M43: 19,456,849 km (0.091 R)
• M44: 19,960,993 km (0.065 R)
• M45: 21,783,245 km (0.038 R)
• M46: 22,354,709 km (0.05 R)
• M47: 23,124,240 km (0.107 R)
• M48: 23,609,536 km (0.066 R)
• M49: 24,000,286 km (0.059 R)
• M50: 24,590,449 km (0.099 R)
• M51: 25,285,032 km (0.06 R)
• M52: 26,439,928 km (0.105 R)
• M53: 26,642,633 km (0.099 R)
• M54: 26,896,650 km (0.078 R)
• M55: 27,151,415 km (0.066 R)
• M56: 28,437,658 km (0.106 R)
• M57: 29,690,989 km (0.053 R)
• M58: 29,848,814 km (0.113 R)
• M59: 31,122,491 km (0.116 R)
• M60: 32,035,187 km (0.062 R)
• M61: 34,549,179 km (0.106 R)
• M62: 37,466,488 km (0.116 R)
• M63: 37,637,328 km (0.049 R)
• M64: 37,751,172 km (0.078 R)
• M65: 38,380,082 km (0.095 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: 548 - 12,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit