🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 11.9

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.96 AU - 1.06 AU

Year: 645 Days

Day: 14 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,484,863 km

• M1: 148,251 km (0.069 R)
• M2: 540,348 km (0.099 R)
• M3: 1,091,167 km (0.099 R)
• M4: 1,654,702 km (0.077 R)
• M5: 2,316,822 km (0.113 R)
• M6: 2,771,899 km (0.063 R)
• M7: 3,878,624 km (0.119 R)
• M8: 4,572,758 km (0.118 R)
• M9: 5,582,394 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 9.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.1 AU - 1.36 AU

Year: 867 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,484,863 km

• M1: 115,938 km (0.106 R)
• M2: 460,761 km (0.091 R)
• M3: 845,976 km (0.033 R)
• M4: 1,224,907 km (0.031 R)
• M5: 1,901,987 km (0.082 R)
• M6: 2,211,505 km (0.106 R)
• M7: 2,575,327 km (0.096 R)
• M8: 2,990,611 km (0.117 R)
• M9: 3,578,680 km (0.085 R)
• M10: 3,942,203 km (0.107 R)
• M11: 4,935,982 km (0.086 R)
• M12: 5,284,844 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.1

Radius: 12

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.37 AU - 2.41 AU

Year: 2349 Days

Day: 7.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,484,863 km

• M1: 149,299 km (0.119 R)
• M2: 598,990 km (0.07 R)
• M3: 1,025,942 km (0.093 R)
• M4: 1,412,653 km (0.079 R)
• M5: 1,920,837 km (0.102 R)
• M6: 2,797,779 km (0.108 R)
• M7: 4,355,093 km (0.036 R)
• M8: 4,900,377 km (0.113 R)
• M9: 5,559,356 km (0.105 R)
• M10: 7,467,327 km (0.114 R)
• M11: 10,431,908 km (0.114 R)
• M12: 11,299,426 km (0.095 R)
• M13: 11,674,767 km (0.1 R)
• M14: 12,136,277 km (0.065 R)
• M15: 13,763,303 km (0.036 R)
• M16: 14,322,051 km (0.082 R)
• M17: 15,347,844 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 8.3

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.64 AU - 2.78 AU

Year: 2837 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,484,863 km

• M1: 103,223 km (0.114 R)
• M2: 382,372 km (0.086 R)
• M3: 935,884 km (0.085 R)
• M4: 1,205,609 km (0.036 R)
• M5: 1,508,246 km (0.11 R)
• M6: 1,770,940 km (0.111 R)
• M7: 2,204,175 km (0.104 R)
• M8: 2,691,565 km (0.093 R)
• M9: 3,082,315 km (0.09 R)
• M10: 3,351,890 km (0.07 R)
• M11: 4,360,479 km (0.071 R)
• M12: 5,413,049 km (0.11 R)
• M13: 6,737,140 km (0.094 R)
• M14: 7,311,147 km (0.058 R)
• M15: 7,671,080 km (0.051 R)
• M16: 8,361,474 km (0.051 R)
• M17: 8,855,446 km (0.113 R)
• M18: 9,161,224 km (0.088 R)
• M19: 12,364,264 km (0.117 R)
• M20: 12,746,487 km (0.1 R)
• M21: 13,136,488 km (0.044 R)
• M22: 15,353,229 km (0.085 R)
• M23: 15,745,475 km (0.11 R)
• M24: 17,487,692 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.9

Radius: 12.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.72 AU - 5.54 AU

Year: 6334 Days

Day: 7.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,484,863 km

• M1: 160,818 km (0.074 R)
• M2: 760,855 km (0.086 R)
• M3: 1,243,158 km (0.108 R)
• M4: 2,480,632 km (0.111 R)
• M5: 3,230,566 km (0.062 R)
• M6: 3,871,294 km (0.115 R)
• M7: 5,436,835 km (0.077 R)
• M8: 7,390,434 km (0.101 R)
• M9: 10,477,087 km (0.094 R)
• M10: 11,497,195 km (0.074 R)
• M11: 13,045,682 km (0.086 R)
• M12: 19,736,746 km (0.116 R)
• M13: 21,655,040 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.6

Radius: 5

Gravity: 17.7 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.37 AU - 11.47 AU

Year: 19866 Days

Day: 20.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,484,863 km

• M1: 62,981 km (0.047 R)
• M2: 340,335 km (0.102 R)
• M3: 496,964 km (0.117 R)
• M4: 879,187 km (0.107 R)
• M5: 1,036,115 km (0.091 R)
• M6: 2,126,534 km (0.111 R)
• M7: 2,391,920 km (0.098 R)
• M8: 2,702,186 km (0.109 R)
• M9: 3,140,059 km (0.116 R)
• M10: 3,680,407 km (0.081 R)
• M11: 4,094,195 km (0.11 R)
• M12: 4,806,131 km (0.064 R)
• M13: 5,084,383 km (0.103 R)
• M14: 5,336,605 km (0.067 R)
• M15: 5,866,181 km (0.077 R)
• M16: 6,640,051 km (0.102 R)
• M17: 10,136,602 km (0.102 R)
• M18: 10,769,700 km (0.075 R)
• M19: 11,551,499 km (0.055 R)
• M20: 12,434,874 km (0.045 R)
• M21: 13,567,031 km (0.092 R)
• M22: 15,503,875 km (0.098 R)
• M23: 17,617,393 km (0.068 R)
• M24: 19,128,631 km (0.087 R)
• M25: 19,563,213 km (0.103 R)
• M26: 23,477,740 km (0.095 R)
• M27: 25,096,688 km (0.03 R)
• M28: 39,534,977 km (0.099 R)
• M29: 44,645,839 km (0.092 R)
• M30: 58,670,490 km (0.08 R)
• M31: 62,966,342 km (0.051 R)
• M32: 63,927,209 km (0.1 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: 194 - 16,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit