🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.7

Radius: 11.2

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.6 AU - 0.62 AU

Year: 323 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,304,228 km

• M1: 139,276 km (0.078 R)
• M2: 491,878 km (0.078 R)
• M3: 1,014,573 km (0.052 R)
• M4: 1,363,585 km (0.12 R)
• M5: 1,859,651 km (0.027 R)
• M6: 2,224,969 km (0.087 R)
• M7: 2,583,106 km (0.099 R)
• M8: 3,317,931 km (0.077 R)
• M9: 4,034,505 km (0.052 R)
• M10: 4,396,681 km (0.114 R)
• M11: 4,752,425 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401

Radius: 13.2

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.69 AU - 0.77 AU

Year: 423 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,304,228 km

• M1: 164,258 km (0.109 R)
• M2: 655,687 km (0.095 R)
• M3: 1,067,830 km (0.092 R)
• M4: 1,560,007 km (0.077 R)
• M5: 2,204,773 km (0.11 R)
• M6: 2,786,410 km (0.113 R)
• M7: 3,380,762 km (0.062 R)
• M8: 3,947,888 km (0.046 R)
• M9: 4,497,361 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558

Radius: 8.9

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.76 AU - 0.8 AU

Year: 467 Days

Day: 13.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,304,228 km

• M1: 110,702 km (0.111 R)
• M2: 390,002 km (0.114 R)
• M3: 702,063 km (0.079 R)
• M4: 1,095,056 km (0.081 R)
• M5: 1,442,273 km (0.082 R)
• M6: 1,870,422 km (0.09 R)
• M7: 2,210,458 km (0.081 R)
• M8: 2,845,352 km (0.099 R)
• M9: 3,487,126 km (0.064 R)
• M10: 4,431,837 km (0.108 R)
• M11: 4,797,005 km (0.027 R)
• M12: 5,521,657 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.1

Radius: 10

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.4 AU - 4.22 AU

Year: 5044 Days

Day: 6.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,304,228 km

• M1: 147,204 km (0.078 R)
• M2: 1,689,708 km (0.088 R)
• M3: 2,168,720 km (0.076 R)
• M4: 3,189,576 km (0.086 R)
• M5: 4,246,635 km (0.095 R)
• M6: 6,530,695 km (0.117 R)
• M7: 6,983,079 km (0.108 R)
• M8: 15,903,002 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.1

Radius: 6.2

Gravity: 23.08 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.68 AU - 8.2 AU

Year: 12400 Days

Day: 24.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,304,228 km

• M1: 77,342 km (0.074 R)
• M2: 352,602 km (0.075 R)
• M3: 858,692 km (0.09 R)
• M4: 1,052,421 km (0.053 R)
• M5: 1,302,549 km (0.083 R)
• M6: 2,465,223 km (0.1 R)
• M7: 2,957,849 km (0.085 R)
• M8: 3,434,318 km (0.038 R)
• M9: 3,760,741 km (0.101 R)
• M10: 4,018,947 km (0.037 R)
• M11: 4,966,500 km (0.083 R)
• M12: 5,207,502 km (0.072 R)
• M13: 6,211,154 km (0.076 R)
• M14: 6,737,738 km (0.097 R)
• M15: 7,879,769 km (0.081 R)
• M16: 9,455,782 km (0.083 R)
• M17: 9,719,673 km (0.115 R)
• M18: 13,021,298 km (0.092 R)
• M19: 16,313,498 km (0.06 R)
• M20: 22,744,561 km (0.064 R)
• M21: 25,485,493 km (0.061 R)
• M22: 26,829,630 km (0.072 R)
• M23: 27,572,832 km (0.104 R)
• M24: 28,220,591 km (0.096 R)
• M25: 29,771,472 km (0.102 R)
• M26: 33,284,479 km (0.094 R)
• M27: 34,763,703 km (0.079 R)
• M28: 36,544,366 km (0.08 R)
• M29: 36,933,770 km (0.072 R)
• M30: 38,652,799 km (0.059 R)
• M31: 53,362,159 km (0.049 R)
• M32: 56,762,369 km (0.074 R)
• M33: 58,870,352 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 13,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit