🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.9 AU - 0.98 AU

Year: 382 Days

Day: 35.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,801,442 km

• M1: 76,295 km (0.078 R)
• M2: 427,700 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.76 AU - 1.2 AU

Year: 406 Days

Day: 28.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,801,442 km

• M1: 214,523 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.07 AU - 1.65 AU

Year: 664 Days

Day: 45.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.9

Radius: 12.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.52 AU - 5.26 AU

Year: 3854 Days

Day: 10.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 30,801,442 km

• M1: 189,541 km (0.078 R)
• M2: 358,287 km (0.075 R)
• M3: 1,084,734 km (0.094 R)
• M4: 1,543,252 km (0.058 R)
• M5: 1,837,810 km (0.083 R)
• M6: 1,925,474 km (0.088 R)
• M7: 2,074,623 km (0.105 R)
• M8: 2,181,436 km (0.098 R)
• M9: 2,290,194 km (0.071 R)
• M10: 2,384,889 km (0.107 R)
• M11: 2,480,931 km (0.108 R)
• M12: 2,793,890 km (0.067 R)
• M13: 2,946,779 km (0.055 R)
• M14: 3,225,330 km (0.088 R)
• M15: 3,314,191 km (0.032 R)
• M16: 3,440,003 km (0.044 R)
• M17: 3,530,959 km (0.097 R)
• M18: 3,921,559 km (0.091 R)
• M19: 4,054,850 km (0.107 R)
• M20: 4,247,981 km (0.069 R)
• M21: 4,444,254 km (0.054 R)
• M22: 4,603,426 km (0.062 R)
• M23: 4,907,109 km (0.054 R)
• M24: 5,092,461 km (0.077 R)
• M25: 5,792,130 km (0.064 R)
• M26: 5,988,253 km (0.103 R)
• M27: 6,098,058 km (0.112 R)
• M28: 6,454,400 km (0.082 R)
• M29: 6,771,697 km (0.12 R)
• M30: 6,955,403 km (0.057 R)
• M31: 7,117,567 km (0.041 R)
• M32: 7,421,850 km (0.076 R)
• M33: 8,508,379 km (0.107 R)
• M34: 8,657,079 km (0.104 R)
• M35: 9,007,288 km (0.095 R)
• M36: 9,464,459 km (0.074 R)
• M37: 9,695,887 km (0.107 R)
• M38: 9,903,229 km (0.094 R)
• M39: 10,800,667 km (0.11 R)
• M40: 11,286,411 km (0.056 R)
• M41: 11,669,232 km (0.12 R)
• M42: 11,779,336 km (0.108 R)
• M43: 11,889,889 km (0.035 R)
• M44: 12,475,565 km (0.116 R)
• M45: 12,560,088 km (0.071 R)
• M46: 13,070,815 km (0.077 R)
• M47: 13,328,721 km (0.12 R)
• M48: 13,617,296 km (0.079 R)
• M49: 13,704,362 km (0.092 R)
• M50: 13,878,793 km (0.096 R)
• M51: 14,200,727 km (0.114 R)
• M52: 15,361,757 km (0.082 R)
• M53: 15,482,632 km (0.034 R)
• M54: 15,938,456 km (0.111 R)
• M55: 16,244,833 km (0.117 R)
• M56: 16,337,135 km (0.112 R)
• M57: 16,429,736 km (0.12 R)
• M58: 16,646,054 km (0.102 R)
• M59: 16,988,185 km (0.086 R)
• M60: 17,363,974 km (0.116 R)
• M61: 17,805,887 km (0.074 R)
• M62: 17,996,474 km (0.1 R)
• M63: 18,155,796 km (0.074 R)
• M64: 18,251,688 km (0.063 R)
• M65: 18,347,580 km (0.088 R)
• M66: 18,540,113 km (0.12 R)
• M67: 19,349,288 km (0.11 R)
• M68: 19,545,261 km (0.098 R)
• M69: 19,741,833 km (0.04 R)
• M70: 20,435,069 km (0.103 R)
• M71: 20,601,272 km (0.106 R)
• M72: 20,834,795 km (0.103 R)
• M73: 21,675,834 km (0.113 R)
• M74: 21,879,437 km (0.109 R)
• M75: 22,254,179 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.1

Radius: 11

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.85 AU - 7.07 AU

Year: 6096 Days

Day: 8 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 30,801,442 km

• M1: 304,132 km (0.114 R)
• M2: 449,242 km (0.061 R)
• M3: 704,756 km (0.116 R)
• M4: 1,006,494 km (0.091 R)
• M5: 1,106,426 km (0.076 R)
• M6: 1,195,137 km (0.061 R)
• M7: 1,332,618 km (0.118 R)
• M8: 1,954,047 km (0.113 R)
• M9: 2,676,456 km (0.085 R)
• M10: 2,797,630 km (0.106 R)
• M11: 3,066,756 km (0.063 R)
• M12: 3,585,562 km (0.09 R)
• M13: 4,319,938 km (0.114 R)
• M14: 4,415,082 km (0.107 R)
• M15: 4,534,910 km (0.113 R)
• M16: 6,189,313 km (0.09 R)
• M17: 6,350,729 km (0.113 R)
• M18: 6,513,491 km (0.091 R)
• M19: 6,650,224 km (0.077 R)
• M20: 6,871,030 km (0.1 R)
• M21: 7,778,341 km (0.108 R)
• M22: 7,981,794 km (0.03 R)
• M23: 8,275,605 km (0.049 R)
• M24: 8,364,466 km (0.073 R)
• M25: 8,843,628 km (0.11 R)
• M26: 9,117,242 km (0.068 R)
• M27: 9,208,946 km (0.042 R)
• M28: 9,517,267 km (0.113 R)
• M29: 9,641,433 km (0.089 R)
• M30: 9,828,879 km (0.101 R)
• M31: 9,922,976 km (0.053 R)
• M32: 10,238,927 km (0.102 R)
• M33: 10,494,141 km (0.079 R)
• M34: 10,913,464 km (0.026 R)
• M35: 11,239,587 km (0.092 R)
• M36: 11,338,172 km (0.1 R)
• M37: 12,035,597 km (0.108 R)
• M38: 12,237,555 km (0.03 R)
• M39: 12,338,832 km (0.107 R)
• M40: 12,644,610 km (0.112 R)
• M41: 12,815,601 km (0.114 R)
• M42: 13,159,825 km (0.03 R)
• M43: 13,472,186 km (0.074 R)
• M44: 14,033,627 km (0.118 R)
• M45: 14,281,660 km (0.107 R)
• M46: 15,434,012 km (0.082 R)
• M47: 15,543,668 km (0.078 R)
• M48: 15,726,775 km (0.026 R)
• M49: 17,407,657 km (0.083 R)
• M50: 17,483,653 km (0.11 R)
• M51: 17,788,982 km (0.117 R)
• M52: 18,910,068 km (0.025 R)
• M53: 18,988,308 km (0.062 R)
• M54: 19,105,742 km (0.106 R)
• M55: 19,223,476 km (0.062 R)
• M56: 19,420,197 km (0.11 R)
• M57: 19,657,011 km (0.087 R)
• M58: 21,220,308 km (0.059 R)
• M59: 21,342,231 km (0.096 R)
• M60: 21,423,612 km (0.099 R)
• M61: 22,657,046 km (0.045 R)
• M62: 22,740,223 km (0.114 R)
• M63: 22,864,987 km (0.03 R)
• M64: 22,989,902 km (0.094 R)
• M65: 23,157,002 km (0.12 R)
• M66: 23,282,515 km (0.074 R)
• M67: 24,167,536 km (0.054 R)
• M68: 24,294,844 km (0.068 R)
• M69: 24,592,843 km (0.074 R)
• M70: 24,678,114 km (0.04 R)
• M71: 24,892,038 km (0.109 R)
• M72: 25,407,702 km (0.118 R)
• M73: 26,668,663 km (0.055 R)
• M74: 27,196,295 km (0.104 R)
• M75: 27,505,663 km (0.12 R)
• M76: 28,172,720 km (0.059 R)
• M77: 28,485,828 km (0.049 R)
• M78: 28,665,196 km (0.09 R)
• M79: 28,935,071 km (0.112 R)
• M80: 29,341,378 km (0.119 R)
• M81: 29,431,885 km (0.091 R)
• M82: 29,886,064 km (0.053 R)
• M83: 30,205,456 km (0.089 R)
• M84: 30,663,524 km (0.098 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: 227 - 14,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit