🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.43 AU - 0.67 AU

Year: 178 Days

Day: 28.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 123.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.52 AU - 0.72 AU

Year: 213 Days

Day: 29.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 27,149,412 km

• M1: 607,517 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.62 AU - 0.9 AU

Year: 289 Days

Day: 28.9 Hours

Environment

Temp: -21 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,149,412 km

• M1: 582,833 km (0.119 R)

Asteroid Belt

Center: 1.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 9.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.59 AU - 3.41 AU

Year: 2268 Days

Day: 11.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 27,149,412 km

• M1: 141,370 km (0.088 R)
• M2: 391,198 km (0.087 R)
• M3: 516,113 km (0.096 R)
• M4: 661,073 km (0.078 R)
• M5: 750,383 km (0.117 R)
• M6: 826,229 km (0.08 R)
• M7: 1,358,648 km (0.076 R)
• M8: 1,475,035 km (0.103 R)
• M9: 1,610,122 km (0.096 R)
• M10: 1,788,592 km (0.039 R)
• M11: 1,876,406 km (0.076 R)
• M12: 1,998,478 km (0.084 R)
• M13: 2,199,388 km (0.115 R)
• M14: 2,354,521 km (0.053 R)
• M15: 2,712,060 km (0.109 R)
• M16: 2,869,287 km (0.099 R)
• M17: 2,944,385 km (0.036 R)
• M18: 3,077,378 km (0.067 R)
• M19: 3,823,422 km (0.055 R)
• M20: 3,947,888 km (0.114 R)
• M21: 4,116,036 km (0.027 R)
• M22: 4,243,643 km (0.106 R)
• M23: 4,767,235 km (0.077 R)
• M24: 4,878,985 km (0.081 R)
• M25: 4,957,673 km (0.038 R)
• M26: 5,070,919 km (0.097 R)
• M27: 5,184,913 km (0.115 R)
• M28: 5,311,323 km (0.101 R)
• M29: 5,732,441 km (0.054 R)
• M30: 6,019,070 km (0.086 R)
• M31: 6,225,067 km (0.059 R)
• M32: 6,731,306 km (0.098 R)
• M33: 7,535,095 km (0.059 R)
• M34: 8,194,373 km (0.073 R)
• M35: 8,301,635 km (0.101 R)
• M36: 8,748,932 km (0.097 R)
• M37: 8,968,542 km (0.087 R)
• M38: 9,315,459 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.4

Radius: 10.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.53 AU - 6.55 AU

Year: 6480 Days

Day: 9.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 27,149,412 km

• M1: 140,173 km (0.056 R)
• M2: 292,613 km (0.114 R)
• M3: 696,677 km (0.091 R)
• M4: 860,038 km (0.099 R)
• M5: 1,010,683 km (0.105 R)
• M6: 1,076,207 km (0.065 R)
• M7: 1,211,892 km (0.113 R)
• M8: 1,339,051 km (0.109 R)
• M9: 1,485,656 km (0.103 R)
• M10: 1,843,644 km (0.088 R)
• M11: 2,091,677 km (0.118 R)
• M12: 2,385,936 km (0.113 R)
• M13: 2,620,057 km (0.082 R)
• M14: 2,749,310 km (0.089 R)
• M15: 3,149,783 km (0.106 R)
• M16: 3,650,786 km (0.086 R)
• M17: 4,415,680 km (0.065 R)
• M18: 4,592,505 km (0.074 R)
• M19: 4,975,775 km (0.049 R)
• M20: 5,629,517 km (0.108 R)
• M21: 5,725,111 km (0.084 R)
• M22: 5,893,857 km (0.09 R)
• M23: 5,990,946 km (0.117 R)
• M24: 6,335,171 km (0.105 R)
• M25: 6,434,653 km (0.091 R)
• M26: 7,380,112 km (0.114 R)
• M27: 8,016,351 km (0.109 R)
• M28: 8,892,097 km (0.063 R)
• M29: 9,313,066 km (0.098 R)
• M30: 9,654,598 km (0.098 R)
• M31: 9,971,147 km (0.119 R)
• M32: 10,087,235 km (0.058 R)
• M33: 10,291,286 km (0.038 R)
• M34: 10,437,892 km (0.111 R)
• M35: 10,644,337 km (0.094 R)
• M36: 11,031,347 km (0.12 R)
• M37: 11,972,766 km (0.1 R)
• M38: 12,188,935 km (0.072 R)
• M39: 12,312,952 km (0.102 R)
• M40: 12,971,332 km (0.102 R)
• M41: 13,512,727 km (0.045 R)
• M42: 13,770,185 km (0.081 R)
• M43: 13,867,124 km (0.038 R)
• M44: 15,281,123 km (0.07 R)
• M45: 16,226,582 km (0.079 R)
• M46: 18,886,582 km (0.105 R)
• M47: 18,958,389 km (0.083 R)
• M48: 20,377,025 km (0.082 R)
• M49: 20,672,182 km (0.038 R)
• M50: 20,746,233 km (0.082 R)
• M51: 21,080,434 km (0.101 R)
• M52: 21,304,233 km (0.079 R)
• M53: 21,528,779 km (0.065 R)
• M54: 22,931,110 km (0.098 R)
• M55: 23,046,001 km (0.105 R)
• M56: 23,122,744 km (0.077 R)
• M57: 23,623,897 km (0.073 R)
• M58: 24,401,806 km (0.106 R)
• M59: 24,951,279 km (0.072 R)
• M60: 25,267,080 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 17,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit