🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.4

Radius: 8.9

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.44 AU - 0.66 AU

Year: 277 Days

Day: 6.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,865,288 km

• M1: 111,002 km (0.068 R)
• M2: 424,708 km (0.076 R)
• M3: 1,009,337 km (0.098 R)
• M4: 1,408,913 km (0.08 R)
• M5: 1,796,670 km (0.026 R)
• M6: 2,268,801 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12

Radius: 14.9

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.6 AU - 0.76 AU

Year: 380 Days

Day: 7.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 64,865,288 km

• M1: 185,352 km (0.09 R)
• M2: 788,082 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279

Radius: 10.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.24 AU - 1.86 AU

Year: 1309 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,865,288 km

• M1: 129,402 km (0.049 R)
• M2: 474,973 km (0.098 R)
• M3: 803,191 km (0.048 R)
• M4: 1,134,251 km (0.12 R)
• M5: 1,473,689 km (0.103 R)
• M6: 1,819,260 km (0.037 R)
• M7: 2,250,401 km (0.093 R)
• M8: 3,057,182 km (0.031 R)
• M9: 3,388,691 km (0.097 R)
• M10: 3,714,814 km (0.111 R)
• M11: 5,144,671 km (0.056 R)
• M12: 5,519,713 km (0.06 R)
• M13: 6,603,100 km (0.104 R)
• M14: 6,956,600 km (0.049 R)
• M15: 7,629,491 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.7

Radius: 10.2

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.51 AU - 1.79 AU

Year: 1438 Days

Day: 14.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,865,288 km

• M1: 127,009 km (0.107 R)
• M2: 504,594 km (0.087 R)
• M3: 837,748 km (0.097 R)
• M4: 1,417,589 km (0.098 R)
• M5: 1,964,669 km (0.047 R)
• M6: 2,864,650 km (0.096 R)
• M7: 3,349,197 km (0.062 R)
• M8: 4,394,587 km (0.086 R)
• M9: 4,756,614 km (0.046 R)
• M10: 5,623,833 km (0.098 R)
• M11: 6,569,890 km (0.1 R)
• M12: 7,365,302 km (0.118 R)
• M13: 7,721,644 km (0.118 R)
• M14: 9,800,755 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.5

Radius: 13.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.74 AU - 3.48 AU

Year: 3720 Days

Day: 13.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,865,288 km

• M1: 165,455 km (0.117 R)
• M2: 594,801 km (0.093 R)
• M3: 1,243,458 km (0.108 R)
• M4: 2,185,924 km (0.103 R)
• M5: 2,848,044 km (0.026 R)
• M6: 6,056,171 km (0.086 R)
• M7: 8,214,868 km (0.071 R)
• M8: 8,643,466 km (0.1 R)
• M9: 9,162,421 km (0.108 R)
• M10: 11,895,125 km (0.072 R)
• M11: 13,252,576 km (0.111 R)
• M12: 17,473,181 km (0.059 R)
• M13: 18,244,508 km (0.08 R)
• M14: 19,538,230 km (0.078 R)
• M15: 20,499,247 km (0.113 R)
• M16: 22,308,184 km (0.093 R)
• M17: 23,004,413 km (0.089 R)
• M18: 24,075,982 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.4

Radius: 11.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.15 AU - 4.19 AU

Year: 4769 Days

Day: 5.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,865,288 km

• M1: 139,276 km (0.067 R)
• M2: 536,009 km (0.072 R)
• M3: 1,834,818 km (0.118 R)
• M4: 3,102,660 km (0.102 R)
• M5: 4,227,337 km (0.072 R)
• M6: 4,682,114 km (0.073 R)
• M7: 5,064,038 km (0.038 R)
• M8: 6,276,229 km (0.106 R)
• M9: 7,882,761 km (0.066 R)
• M10: 9,788,637 km (0.075 R)
• M11: 11,159,104 km (0.048 R)
• M12: 16,967,091 km (0.11 R)
• M13: 18,306,291 km (0.117 R)
• M14: 19,129,977 km (0.098 R)
• M15: 19,846,102 km (0.096 R)
• M16: 21,470,586 km (0.089 R)
• M17: 22,031,278 km (0.054 R)
• M18: 22,601,695 km (0.096 R)
• M19: 24,146,144 km (0.106 R)
• M20: 25,059,588 km (0.117 R)
• M21: 25,603,077 km (0.046 R)
• M22: 26,154,345 km (0.106 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.3

Radius: 4

Gravity: 50.52 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.45 AU - 7.95 AU

Year: 14492 Days

Day: 20.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,865,288 km

• M1: 49,816 km (0.102 R)
• M2: 440,416 km (0.084 R)
• M3: 576,101 km (0.096 R)
• M4: 1,074,711 km (0.099 R)
• M5: 1,383,032 km (0.109 R)
• M6: 1,550,133 km (0.097 R)
• M7: 1,799,812 km (0.117 R)
• M8: 2,213,749 km (0.102 R)
• M9: 5,458,826 km (0.119 R)
• M10: 5,761,313 km (0.027 R)
• M11: 6,865,345 km (0.093 R)
• M12: 7,217,798 km (0.073 R)
• M13: 7,958,756 km (0.1 R)
• M14: 8,597,090 km (0.108 R)
• M15: 11,190,220 km (0.093 R)
• M16: 13,293,865 km (0.083 R)
• M17: 14,689,464 km (0.067 R)
• M18: 16,645,605 km (0.058 R)
• M19: 18,515,130 km (0.114 R)
• M20: 23,346,094 km (0.05 R)
• M21: 26,102,136 km (0.078 R)
• M22: 27,175,650 km (0.114 R)
• M23: 28,278,186 km (0.083 R)
• M24: 29,871,404 km (0.089 R)
• M25: 36,843,113 km (0.087 R)
• M26: 38,329,069 km (0.058 R)
• M27: 50,685,554 km (0.108 R)
• M28: 53,712,816 km (0.069 R)
• M29: 53,884,555 km (0.093 R)
• M30: 57,215,351 km (0.074 R)
• M31: 60,867,035 km (0.112 R)
• M32: 61,053,584 km (0.065 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 19,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit