🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.3

Radius: 11.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.56 AU - 0.82 AU

Year: 389 Days

Day: 14.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,366,257 km

• M1: 139,276 km (0.092 R)
• M2: 492,775 km (0.087 R)
• M3: 931,247 km (0.065 R)
• M4: 1,460,374 km (0.091 R)
• M5: 2,135,510 km (0.076 R)
• M6: 2,709,816 km (0.028 R)
• M7: 3,219,945 km (0.049 R)
• M8: 3,854,240 km (0.041 R)
• M9: 4,583,978 km (0.077 R)
• M10: 4,967,696 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 12.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.61 AU - 1.91 AU

Year: 1584 Days

Day: 10.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,366,257 km

• M1: 155,582 km (0.119 R)
• M2: 553,811 km (0.052 R)
• M3: 1,230,293 km (0.088 R)
• M4: 1,630,916 km (0.119 R)
• M5: 2,037,224 km (0.064 R)
• M6: 2,939,748 km (0.109 R)
• M7: 3,460,498 km (0.116 R)
• M8: 3,895,080 km (0.042 R)
• M9: 4,454,277 km (0.037 R)
• M10: 5,283,049 km (0.093 R)
• M11: 6,506,460 km (0.079 R)
• M12: 7,050,548 km (0.09 R)
• M13: 8,952,984 km (0.086 R)
• M14: 9,961,423 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.3

Radius: 10.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.78 AU - 2.64 AU

Year: 2228 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,366,257 km

• M1: 126,859 km (0.085 R)
• M2: 613,950 km (0.056 R)
• M3: 952,639 km (0.054 R)
• M4: 1,512,434 km (0.116 R)
• M5: 1,863,541 km (0.042 R)
• M6: 2,421,541 km (0.079 R)
• M7: 2,747,066 km (0.117 R)
• M8: 3,503,283 km (0.12 R)
• M9: 4,919,526 km (0.096 R)
• M10: 5,530,633 km (0.079 R)
• M11: 5,965,664 km (0.082 R)
• M12: 6,636,910 km (0.08 R)
• M13: 7,618,272 km (0.091 R)
• M14: 8,020,391 km (0.098 R)
• M15: 9,373,354 km (0.032 R)
• M16: 11,487,321 km (0.063 R)
• M17: 12,052,801 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.3

Radius: 14.1

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.38 AU - 2.46 AU

Year: 2553 Days

Day: 11 Hours

Environment

Temp: -199 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,366,257 km

• M1: 175,478 km (0.066 R)
• M2: 625,020 km (0.048 R)
• M3: 1,266,346 km (0.083 R)
• M4: 1,746,256 km (0.104 R)
• M5: 2,672,416 km (0.074 R)
• M6: 3,606,655 km (0.114 R)
• M7: 5,538,113 km (0.079 R)
• M8: 6,042,108 km (0.074 R)
• M9: 8,569,864 km (0.074 R)
• M10: 9,074,008 km (0.095 R)
• M11: 10,554,279 km (0.068 R)
• M12: 11,613,731 km (0.097 R)
• M13: 12,148,394 km (0.099 R)
• M14: 13,670,553 km (0.11 R)
• M15: 15,512,701 km (0.12 R)
• M16: 18,886,582 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.7

Radius: 12.4

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.72 AU - 4.24 AU

Year: 4403 Days

Day: 6.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,366,257 km

• M1: 193,580 km (0.119 R)
• M2: 656,585 km (0.113 R)
• M3: 1,596,508 km (0.098 R)
• M4: 2,167,823 km (0.115 R)
• M5: 3,396,470 km (0.091 R)
• M6: 4,291,215 km (0.118 R)
• M7: 6,388,727 km (0.086 R)
• M8: 8,998,312 km (0.102 R)
• M9: 14,932,560 km (0.12 R)
• M10: 15,779,434 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.3

Radius: 13.6

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.9 AU - 4.58 AU

Year: 4906 Days

Day: 10.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,366,257 km

• M1: 170,392 km (0.111 R)
• M2: 606,470 km (0.109 R)
• M3: 1,353,861 km (0.053 R)
• M4: 1,980,227 km (0.08 R)
• M5: 2,814,235 km (0.087 R)
• M6: 3,302,971 km (0.05 R)
• M7: 5,122,081 km (0.095 R)
• M8: 5,887,424 km (0.099 R)
• M9: 6,626,737 km (0.096 R)
• M10: 7,355,129 km (0.04 R)
• M11: 9,137,887 km (0.087 R)
• M12: 9,820,951 km (0.114 R)
• M13: 12,227,980 km (0.083 R)
• M14: 14,658,347 km (0.103 R)
• M15: 15,298,327 km (0.113 R)
• M16: 16,572,003 km (0.119 R)
• M17: 18,512,437 km (0.103 R)
• M18: 21,256,212 km (0.096 R)
• M19: 26,075,208 km (0.115 R)
• M20: 26,585,337 km (0.102 R)
• M21: 28,873,586 km (0.093 R)
• M22: 30,532,626 km (0.085 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.7

Radius: 9

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.44 AU - 6.76 AU

Year: 8988 Days

Day: 8.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,366,257 km

• M1: 113,246 km (0.064 R)
• M2: 409,898 km (0.1 R)
• M3: 731,384 km (0.09 R)
• M4: 1,263,055 km (0.07 R)
• M5: 1,821,204 km (0.094 R)
• M6: 2,122,195 km (0.08 R)
• M7: 2,957,550 km (0.045 R)
• M8: 4,908,456 km (0.086 R)
• M9: 7,678,709 km (0.081 R)
• M10: 8,984,699 km (0.054 R)
• M11: 9,369,763 km (0.11 R)
• M12: 10,433,105 km (0.074 R)
• M13: 10,751,150 km (0.069 R)
• M14: 11,687,782 km (0.116 R)
• M15: 13,162,668 km (0.097 R)
• M16: 13,659,782 km (0.107 R)
• M17: 14,169,312 km (0.118 R)
• M18: 18,481,171 km (0.104 R)
• M19: 21,228,237 km (0.11 R)
• M20: 21,825,881 km (0.111 R)
• M21: 24,421,852 km (0.108 R)
• M22: 27,216,789 km (0.037 R)
• M23: 31,965,175 km (0.104 R)
• M24: 32,412,174 km (0.099 R)
• M25: 33,318,737 km (0.044 R)
• M26: 33,663,111 km (0.107 R)
• M27: 35,779,024 km (0.11 R)
• M28: 36,625,299 km (0.057 R)
• M29: 38,107,066 km (0.094 R)
• M30: 40,534,291 km (0.075 R)
• M31: 41,058,183 km (0.044 R)
• M32: 47,701,076 km (0.036 R)
• M33: 48,431,712 km (0.108 R)
• M34: 49,616,228 km (0.069 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: 511 - 13,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit