🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958

Radius: 13

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.62 AU

Year: 247 Days

Day: 14.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,426,206 km

• M1: 161,865 km (0.06 R)
• M2: 591,211 km (0.075 R)
• M3: 1,021,604 km (0.089 R)
• M4: 1,428,061 km (0.113 R)
• M5: 1,874,461 km (0.044 R)
• M6: 2,282,864 km (0.115 R)
• M7: 2,950,818 km (0.1 R)
• M8: 3,476,954 km (0.112 R)
• M9: 3,957,013 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.6

Radius: 13.1

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.43 AU - 0.69 AU

Year: 284 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 48,426,206 km

• M1: 163,062 km (0.116 R)
• M2: 601,832 km (0.042 R)
• M3: 1,132,157 km (0.098 R)
• M4: 1,956,890 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 8.1

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.18 AU - 1.78 AU

Year: 1221 Days

Day: 10.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,426,206 km

• M1: 100,829 km (0.104 R)
• M2: 421,268 km (0.047 R)
• M3: 687,402 km (0.104 R)
• M4: 1,188,854 km (0.106 R)
• M5: 1,646,175 km (0.077 R)
• M6: 2,021,965 km (0.092 R)
• M7: 2,333,278 km (0.104 R)
• M8: 2,654,614 km (0.05 R)
• M9: 4,445,600 km (0.113 R)
• M10: 4,942,115 km (0.034 R)
• M11: 5,299,205 km (0.089 R)
• M12: 6,257,829 km (0.03 R)
• M13: 6,696,449 km (0.095 R)
• M14: 7,091,687 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 13.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.33 AU - 2.33 AU

Year: 2412 Days

Day: 5.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,426,206 km

• M1: 165,006 km (0.062 R)
• M2: 616,642 km (0.09 R)
• M3: 1,082,789 km (0.059 R)
• M4: 1,898,846 km (0.04 R)
• M5: 2,570,690 km (0.065 R)
• M6: 3,656,920 km (0.056 R)
• M7: 4,950,942 km (0.08 R)
• M8: 5,832,372 km (0.077 R)
• M9: 6,648,578 km (0.108 R)
• M10: 7,360,215 km (0.066 R)
• M11: 9,589,224 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.5

Radius: 7.7

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.38 AU - 6.4 AU

Year: 10956 Days

Day: 17.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,426,206 km

• M1: 97,388 km (0.047 R)
• M2: 391,946 km (0.095 R)
• M3: 638,933 km (0.068 R)
• M4: 925,712 km (0.064 R)
• M5: 1,250,339 km (0.066 R)
• M6: 1,620,743 km (0.104 R)
• M7: 2,080,308 km (0.068 R)
• M8: 2,563,808 km (0.064 R)
• M9: 3,500,441 km (0.109 R)
• M10: 3,911,685 km (0.076 R)
• M11: 4,648,305 km (0.074 R)
• M12: 5,575,513 km (0.078 R)
• M13: 5,922,131 km (0.109 R)
• M14: 6,735,794 km (0.109 R)
• M15: 7,250,410 km (0.083 R)
• M16: 10,021,861 km (0.111 R)
• M17: 11,228,517 km (0.054 R)
• M18: 12,470,628 km (0.099 R)
• M19: 14,631,719 km (0.114 R)
• M20: 15,158,752 km (0.094 R)
• M21: 17,613,952 km (0.12 R)
• M22: 18,437,339 km (0.104 R)
• M23: 19,286,157 km (0.106 R)
• M24: 20,080,073 km (0.034 R)
• M25: 21,144,612 km (0.046 R)
• M26: 21,648,457 km (0.085 R)
• M27: 22,332,569 km (0.07 R)
• M28: 24,563,671 km (0.025 R)
• M29: 30,197,677 km (0.104 R)
• M30: 30,622,684 km (0.06 R)
• M31: 31,267,601 km (0.034 R)
• M32: 32,584,511 km (0.072 R)
• M33: 33,709,935 km (0.103 R)
• M34: 34,512,977 km (0.075 R)
• M35: 37,730,079 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 15,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit