🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564

Radius: 11.9

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.72 AU - 0.98 AU

Year: 532 Days

Day: 8.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,026,838 km

• M1: 148,401 km (0.061 R)
• M2: 662,120 km (0.041 R)
• M3: 1,124,677 km (0.116 R)
• M4: 1,605,036 km (0.089 R)
• M5: 1,988,754 km (0.077 R)
• M6: 2,881,704 km (0.096 R)
• M7: 3,347,851 km (0.107 R)
• M8: 3,824,619 km (0.06 R)
• M9: 4,853,254 km (0.092 R)
• M10: 5,349,620 km (0.035 R)
• M11: 6,057,966 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.2

Radius: 10.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1 AU - 1.16 AU

Year: 761 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,026,838 km

• M1: 129,402 km (0.1 R)
• M2: 467,493 km (0.119 R)
• M3: 1,315,264 km (0.1 R)
• M4: 1,653,505 km (0.087 R)
• M5: 2,331,184 km (0.053 R)
• M6: 4,016,254 km (0.058 R)
• M7: 4,399,374 km (0.117 R)
• M8: 5,715,835 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.7

Radius: 8.1

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.23 AU - 3.11 AU

Year: 2959 Days

Day: 6.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,026,838 km

• M1: 100,829 km (0.056 R)
• M2: 380,427 km (0.116 R)
• M3: 705,055 km (0.094 R)
• M4: 1,088,773 km (0.109 R)
• M5: 1,629,270 km (0.046 R)
• M6: 1,881,642 km (0.108 R)
• M7: 3,133,327 km (0.086 R)
• M8: 5,420,529 km (0.079 R)
• M9: 5,726,457 km (0.103 R)
• M10: 6,713,952 km (0.084 R)
• M11: 8,037,146 km (0.113 R)
• M12: 8,812,212 km (0.092 R)
• M13: 9,164,366 km (0.034 R)
• M14: 10,393,761 km (0.108 R)
• M15: 11,272,050 km (0.106 R)
• M16: 11,561,671 km (0.091 R)
• M17: 14,688,716 km (0.114 R)
• M18: 17,664,217 km (0.071 R)
• M19: 18,111,665 km (0.068 R)
• M20: 18,970,955 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.8

Radius: 14.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.28 AU - 3.52 AU

Year: 4252 Days

Day: 11.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,026,838 km

• M1: 182,509 km (0.073 R)
• M2: 833,111 km (0.037 R)
• M3: 1,382,284 km (0.106 R)
• M4: 1,851,573 km (0.049 R)
• M5: 2,322,657 km (0.107 R)
• M6: 3,336,332 km (0.096 R)
• M7: 4,022,388 km (0.045 R)
• M8: 5,622,636 km (0.098 R)
• M9: 6,536,230 km (0.112 R)
• M10: 8,035,949 km (0.108 R)
• M11: 9,592,814 km (0.07 R)
• M12: 11,118,712 km (0.119 R)
• M13: 13,703,464 km (0.1 R)
• M14: 15,301,319 km (0.1 R)
• M15: 16,031,057 km (0.109 R)
• M16: 17,742,607 km (0.12 R)
• M17: 19,443,235 km (0.113 R)
• M18: 22,017,366 km (0.084 R)
• M19: 22,948,014 km (0.102 R)
• M20: 24,582,521 km (0.039 R)
• M21: 25,897,785 km (0.055 R)
• M22: 26,452,793 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.2

Radius: 8.6

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.39 AU - 5.07 AU

Year: 5901 Days

Day: 10.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,026,838 km

• M1: 108,458 km (0.101 R)
• M2: 470,336 km (0.112 R)
• M3: 1,025,045 km (0.107 R)
• M4: 1,562,849 km (0.096 R)
• M5: 1,925,325 km (0.109 R)
• M6: 2,583,406 km (0.112 R)
• M7: 4,678,823 km (0.101 R)
• M8: 4,978,617 km (0.105 R)
• M9: 6,986,221 km (0.096 R)
• M10: 7,562,172 km (0.112 R)
• M11: 8,445,249 km (0.084 R)
• M12: 8,767,931 km (0.092 R)
• M13: 10,323,599 km (0.062 R)
• M14: 10,880,702 km (0.025 R)
• M15: 12,361,422 km (0.117 R)
• M16: 13,042,990 km (0.087 R)
• M17: 15,238,488 km (0.077 R)
• M18: 15,657,212 km (0.039 R)
• M19: 16,145,051 km (0.105 R)
• M20: 16,705,893 km (0.11 R)
• M21: 17,086,919 km (0.054 R)
• M22: 23,601,607 km (0.089 R)
• M23: 26,752,438 km (0.119 R)
• M24: 27,980,636 km (0.078 R)
• M25: 28,880,767 km (0.105 R)
• M26: 31,503,516 km (0.092 R)
• M27: 31,793,587 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.2

Radius: 9

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.82 AU - 5.28 AU

Year: 6583 Days

Day: 11.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,026,838 km

• M1: 112,647 km (0.112 R)
• M2: 494,421 km (0.077 R)
• M3: 952,041 km (0.058 R)
• M4: 1,310,926 km (0.116 R)
• M5: 1,705,117 km (0.108 R)
• M6: 3,068,252 km (0.117 R)
• M7: 3,912,583 km (0.094 R)
• M8: 4,494,369 km (0.108 R)
• M9: 6,453,054 km (0.108 R)
• M10: 6,763,170 km (0.109 R)
• M11: 8,223,844 km (0.083 R)
• M12: 8,671,441 km (0.082 R)
• M13: 9,794,023 km (0.092 R)
• M14: 10,626,236 km (0.064 R)
• M15: 11,157,458 km (0.117 R)
• M16: 12,220,800 km (0.098 R)
• M17: 14,606,586 km (0.108 R)
• M18: 14,902,790 km (0.097 R)
• M19: 15,753,553 km (0.115 R)
• M20: 16,572,303 km (0.11 R)
• M21: 17,221,108 km (0.042 R)
• M22: 17,752,181 km (0.086 R)
• M23: 20,425,794 km (0.062 R)
• M24: 21,096,142 km (0.056 R)
• M25: 29,563,082 km (0.079 R)
• M26: 34,644,324 km (0.086 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 14,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit