🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27

Radius: 12.3

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.78 AU - 1.16 AU

Year: 617 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 61,511,110 km

• M1: 153,637 km (0.056 R)
• M2: 863,329 km (0.084 R)
• M3: 1,328,728 km (0.068 R)
• M4: 2,211,805 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.3

Radius: 11

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.8 AU - 1.28 AU

Year: 685 Days

Day: 10.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,511,110 km

• M1: 136,732 km (0.08 R)
• M2: 585,376 km (0.047 R)
• M3: 1,006,046 km (0.111 R)
• M4: 1,366,427 km (0.111 R)
• M5: 1,876,406 km (0.045 R)
• M6: 2,227,213 km (0.116 R)
• M7: 2,927,630 km (0.116 R)
• M8: 3,486,079 km (0.087 R)
• M9: 3,916,771 km (0.109 R)
• M10: 5,008,836 km (0.1 R)
• M11: 5,635,501 km (0.104 R)
• M12: 6,068,438 km (0.087 R)
• M13: 6,566,000 km (0.094 R)
• M14: 7,135,519 km (0.108 R)
• M15: 8,348,459 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.1

Radius: 8.1

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.3 AU - 1.54 AU

Year: 1093 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,511,110 km

• M1: 100,679 km (0.064 R)
• M2: 377,435 km (0.111 R)
• M3: 643,271 km (0.111 R)
• M4: 960,269 km (0.119 R)
• M5: 1,342,641 km (0.079 R)
• M6: 1,739,823 km (0.087 R)
• M7: 2,022,862 km (0.12 R)
• M8: 3,230,566 km (0.112 R)
• M9: 3,508,668 km (0.113 R)
• M10: 3,850,799 km (0.074 R)
• M11: 4,548,074 km (0.082 R)
• M12: 5,366,824 km (0.085 R)
• M13: 5,632,809 km (0.117 R)
• M14: 6,415,804 km (0.086 R)
• M15: 6,762,721 km (0.098 R)
• M16: 7,443,840 km (0.096 R)
• M17: 7,775,200 km (0.041 R)
• M18: 8,358,631 km (0.089 R)
• M19: 9,258,612 km (0.055 R)
• M20: 9,672,250 km (0.038 R)
• M21: 10,098,006 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.1

Radius: 14.5

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.05 AU - 6.05 AU

Year: 8442 Days

Day: 12.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,511,110 km

• M1: 180,714 km (0.12 R)
• M2: 1,095,356 km (0.071 R)
• M3: 1,582,745 km (0.051 R)
• M4: 2,132,218 km (0.091 R)
• M5: 2,768,159 km (0.047 R)
• M6: 4,147,302 km (0.096 R)
• M7: 4,898,283 km (0.1 R)
• M8: 6,122,143 km (0.063 R)
• M9: 6,597,864 km (0.092 R)
• M10: 7,500,239 km (0.076 R)
• M11: 8,573,005 km (0.095 R)
• M12: 10,499,377 km (0.085 R)
• M13: 11,564,215 km (0.077 R)
• M14: 14,477,035 km (0.059 R)
• M15: 15,660,653 km (0.093 R)
• M16: 16,907,701 km (0.065 R)
• M17: 17,775,219 km (0.12 R)
• M18: 19,131,922 km (0.032 R)
• M19: 21,047,074 km (0.037 R)
• M20: 23,350,881 km (0.114 R)
• M21: 24,154,970 km (0.067 R)
• M22: 25,630,005 km (0.086 R)
• M23: 26,485,555 km (0.108 R)
• M24: 29,372,794 km (0.102 R)
• M25: 32,574,039 km (0.109 R)
• M26: 35,064,843 km (0.073 R)
• M27: 36,356,771 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.3

Radius: 5.3

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.12 AU - 11.5 AU

Year: 18342 Days

Day: 17.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,511,110 km

• M1: 65,973 km (0.084 R)
• M2: 299,196 km (0.1 R)
• M3: 803,789 km (0.098 R)
• M4: 1,037,611 km (0.072 R)
• M5: 1,357,750 km (0.118 R)
• M6: 3,332,143 km (0.084 R)
• M7: 3,881,616 km (0.108 R)
• M8: 4,749,583 km (0.082 R)
• M9: 5,123,577 km (0.105 R)
• M10: 5,815,767 km (0.103 R)
• M11: 8,073,647 km (0.113 R)
• M12: 8,705,549 km (0.105 R)
• M13: 9,475,080 km (0.086 R)
• M14: 11,031,048 km (0.065 R)
• M15: 12,304,425 km (0.114 R)
• M16: 12,943,806 km (0.118 R)
• M17: 13,139,929 km (0.117 R)
• M18: 15,211,710 km (0.104 R)
• M19: 15,503,426 km (0.117 R)
• M20: 18,463,668 km (0.078 R)
• M21: 19,301,117 km (0.101 R)
• M22: 20,515,702 km (0.117 R)
• M23: 25,884,620 km (0.077 R)
• M24: 28,557,186 km (0.101 R)
• M25: 34,693,990 km (0.087 R)
• M26: 35,581,854 km (0.06 R)
• M27: 36,484,677 km (0.11 R)
• M28: 37,402,759 km (0.103 R)
• M29: 49,171,623 km (0.059 R)
• M30: 52,747,461 km (0.066 R)
• M31: 58,252,364 km (0.092 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: 448 - 15,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit