🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.4

Radius: 11.2

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.93 AU - 1.05 AU

Year: 646 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,545,598 km

• M1: 139,425 km (0.113 R)
• M2: 756,217 km (0.073 R)
• M3: 1,110,465 km (0.107 R)
• M4: 1,772,136 km (0.06 R)
• M5: 2,198,042 km (0.089 R)
• M6: 3,007,366 km (0.096 R)
• M7: 3,410,682 km (0.089 R)
• M8: 3,990,822 km (0.084 R)
• M9: 4,403,114 km (0.058 R)
• M10: 4,942,115 km (0.115 R)
• M11: 5,907,022 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.9

Radius: 9.1

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.06 AU - 5.14 AU

Year: 7556 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,545,598 km

• M1: 113,246 km (0.029 R)
• M2: 479,312 km (0.104 R)
• M3: 912,248 km (0.112 R)
• M4: 1,265,448 km (0.078 R)
• M5: 1,568,982 km (0.114 R)
• M6: 3,334,836 km (0.074 R)
• M7: 4,298,246 km (0.102 R)
• M8: 5,244,752 km (0.09 R)
• M9: 6,181,833 km (0.117 R)
• M10: 8,428,045 km (0.12 R)
• M11: 12,427,544 km (0.074 R)
• M12: 12,712,977 km (0.068 R)
• M13: 13,656,191 km (0.106 R)
• M14: 13,960,174 km (0.092 R)
• M15: 15,287,107 km (0.101 R)
• M16: 15,747,569 km (0.077 R)
• M17: 21,935,386 km (0.096 R)
• M18: 22,521,361 km (0.101 R)
• M19: 26,258,914 km (0.107 R)
• M20: 26,635,153 km (0.082 R)
• M21: 28,175,861 km (0.057 R)
• M22: 28,570,201 km (0.105 R)
• M23: 32,827,009 km (0.111 R)
• M24: 34,148,706 km (0.105 R)
• M25: 36,081,211 km (0.072 R)
• M26: 37,251,366 km (0.108 R)
• M27: 39,667,521 km (0.095 R)
• M28: 41,801,684 km (0.059 R)
• M29: 42,443,758 km (0.069 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.3

Radius: 6.6

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.08 AU - 7.96 AU

Year: 12202 Days

Day: 24.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,545,598 km

• M1: 82,129 km (0.097 R)
• M2: 503,397 km (0.087 R)
• M3: 1,542,952 km (0.051 R)
• M4: 2,235,740 km (0.081 R)
• M5: 3,711,224 km (0.086 R)
• M6: 4,321,882 km (0.116 R)
• M7: 5,027,236 km (0.111 R)
• M8: 5,774,029 km (0.04 R)
• M9: 6,106,286 km (0.09 R)
• M10: 7,255,347 km (0.107 R)
• M11: 7,603,013 km (0.063 R)
• M12: 8,083,820 km (0.11 R)
• M13: 8,929,946 km (0.07 R)
• M14: 10,163,829 km (0.115 R)
• M15: 13,651,554 km (0.066 R)
• M16: 16,309,010 km (0.12 R)
• M17: 20,337,531 km (0.108 R)
• M18: 20,566,266 km (0.112 R)
• M19: 24,895,778 km (0.098 R)
• M20: 25,598,140 km (0.114 R)
• M21: 26,403,725 km (0.05 R)
• M22: 26,767,248 km (0.081 R)
• M23: 32,523,475 km (0.094 R)
• M24: 38,120,529 km (0.102 R)
• M25: 39,406,622 km (0.052 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.9

Radius: 7.4

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.94 AU - 9.34 AU

Year: 15235 Days

Day: 19.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,545,598 km

• M1: 92,003 km (0.099 R)
• M2: 447,746 km (0.073 R)
• M3: 853,755 km (0.034 R)
• M4: 1,189,004 km (0.053 R)
• M5: 3,386,447 km (0.077 R)
• M6: 3,851,248 km (0.063 R)
• M7: 7,007,763 km (0.119 R)
• M8: 14,912,365 km (0.104 R)
• M9: 20,745,934 km (0.106 R)
• M10: 28,484,781 km (0.07 R)
• M11: 30,051,519 km (0.108 R)
• M12: 42,515,266 km (0.098 R)
• M13: 52,885,690 km (0.04 R)
• M14: 54,734,869 km (0.097 R)
• M15: 56,800,965 km (0.054 R)
• M16: 59,996,824 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.3

Radius: 3.2

Gravity: 74.74 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.57 AU - 10.87 AU

Year: 16892 Days

Day: 23.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,545,598 km

• M1: 42,635 km (0.108 R)
• M2: 307,424 km (0.047 R)
• M3: 811,269 km (0.025 R)
• M4: 1,026,690 km (0.103 R)
• M5: 1,307,785 km (0.109 R)
• M6: 2,020,618 km (0.099 R)
• M7: 3,036,837 km (0.091 R)
• M8: 6,992,504 km (0.032 R)
• M9: 8,539,495 km (0.103 R)
• M10: 8,906,010 km (0.105 R)
• M11: 9,174,089 km (0.052 R)
• M12: 13,725,305 km (0.108 R)
• M13: 20,961,803 km (0.058 R)
• M14: 25,811,467 km (0.103 R)
• M15: 28,149,682 km (0.103 R)
• M16: 35,066,638 km (0.031 R)
• M17: 37,094,737 km (0.077 R)
• M18: 44,729,165 km (0.045 R)
• M19: 45,514,105 km (0.102 R)
• M20: 46,468,091 km (0.116 R)
• M21: 52,473,398 km (0.096 R)
• M22: 60,872,271 km (0.114 R)
• M23: 64,189,754 km (0.064 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 14,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit