🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.4

Radius: 12.3

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.68 AU - 0.98 AU

Year: 513 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,128,752 km

• M1: 153,338 km (0.085 R)
• M2: 605,722 km (0.115 R)
• M3: 1,039,855 km (0.1 R)
• M4: 1,512,734 km (0.044 R)
• M5: 1,903,932 km (0.059 R)
• M6: 2,286,903 km (0.075 R)
• M7: 2,689,770 km (0.093 R)
• M8: 3,297,735 km (0.098 R)
• M9: 3,775,102 km (0.093 R)
• M10: 4,555,106 km (0.116 R)
• M11: 5,216,777 km (0.071 R)
• M12: 5,758,920 km (0.104 R)
• M13: 6,692,560 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.7

Radius: 12.6

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.24 AU - 1.98 AU

Year: 1386 Days

Day: 6.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,128,752 km

• M1: 156,629 km (0.086 R)
• M2: 633,846 km (0.099 R)
• M3: 1,154,596 km (0.107 R)
• M4: 1,718,880 km (0.083 R)
• M5: 2,318,019 km (0.115 R)
• M6: 2,747,514 km (0.078 R)
• M7: 3,398,564 km (0.078 R)
• M8: 3,974,217 km (0.071 R)
• M9: 4,368,856 km (0.081 R)
• M10: 5,848,678 km (0.091 R)
• M11: 6,629,130 km (0.092 R)
• M12: 7,639,963 km (0.118 R)
• M13: 8,253,913 km (0.032 R)
• M14: 8,780,497 km (0.104 R)
• M15: 12,275,552 km (0.099 R)
• M16: 13,001,701 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.6

Radius: 13.6

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.32 AU - 3.34 AU

Year: 3229 Days

Day: 5.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,128,752 km

• M1: 169,195 km (0.056 R)
• M2: 597,344 km (0.101 R)
• M3: 1,172,548 km (0.104 R)
• M4: 1,647,821 km (0.061 R)
• M5: 2,211,356 km (0.083 R)
• M6: 3,145,445 km (0.095 R)
• M7: 3,734,112 km (0.095 R)
• M8: 4,373,045 km (0.079 R)
• M9: 5,415,742 km (0.076 R)
• M10: 6,265,757 km (0.111 R)
• M11: 6,799,074 km (0.116 R)
• M12: 9,778,764 km (0.088 R)
• M13: 10,580,309 km (0.108 R)
• M14: 11,124,397 km (0.073 R)
• M15: 12,087,957 km (0.088 R)
• M16: 16,120,517 km (0.081 R)
• M17: 17,643,124 km (0.078 R)
• M18: 19,136,709 km (0.1 R)
• M19: 20,583,919 km (0.048 R)
• M20: 21,367,213 km (0.089 R)
• M21: 21,900,530 km (0.027 R)
• M22: 22,374,456 km (0.098 R)
• M23: 23,837,224 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.4

Radius: 11.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.59 AU - 3.19 AU

Year: 3332 Days

Day: 8.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,128,752 km

• M1: 146,756 km (0.111 R)
• M2: 670,498 km (0.065 R)
• M3: 1,217,128 km (0.044 R)
• M4: 1,783,805 km (0.107 R)
• M5: 2,612,128 km (0.074 R)
• M6: 3,029,357 km (0.083 R)
• M7: 4,124,114 km (0.109 R)
• M8: 4,557,798 km (0.064 R)
• M9: 5,365,028 km (0.101 R)
• M10: 5,776,871 km (0.107 R)
• M11: 6,899,903 km (0.117 R)
• M12: 7,325,658 km (0.046 R)
• M13: 7,898,768 km (0.092 R)
• M14: 8,885,216 km (0.082 R)
• M15: 10,144,082 km (0.114 R)
• M16: 13,105,073 km (0.115 R)
• M17: 13,759,863 km (0.09 R)
• M18: 14,240,820 km (0.083 R)
• M19: 16,816,297 km (0.109 R)
• M20: 17,255,516 km (0.118 R)
• M21: 17,928,557 km (0.066 R)
• M22: 19,386,986 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440

Radius: 7.6

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.45 AU - 11.07 AU

Year: 19112 Days

Day: 24.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,128,752 km

• M1: 147,354 km (0.116 R)
• M2: 406,906 km (0.109 R)
• M3: 691,890 km (0.09 R)
• M4: 1,064,538 km (0.069 R)
• M5: 1,360,293 km (0.092 R)
• M6: 1,743,862 km (0.105 R)
• M7: 3,448,381 km (0.07 R)
• M8: 3,780,787 km (0.107 R)
• M9: 4,840,090 km (0.054 R)
• M10: 6,953,608 km (0.067 R)
• M11: 7,902,059 km (0.069 R)
• M12: 8,580,635 km (0.068 R)
• M13: 8,832,258 km (0.086 R)
• M14: 10,164,727 km (0.081 R)
• M15: 10,675,753 km (0.091 R)
• M16: 13,694,937 km (0.118 R)
• M17: 19,394,466 km (0.043 R)
• M18: 19,828,450 km (0.095 R)
• M19: 21,169,445 km (0.095 R)
• M20: 23,050,040 km (0.095 R)
• M21: 32,171,022 km (0.1 R)
• M22: 53,425,888 km (0.038 R)
• M23: 54,794,708 km (0.114 R)
• M24: 59,952,992 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.7

Radius: 5.9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.97 AU - 12.59 AU

Year: 22355 Days

Day: 22.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,128,752 km

• M1: 80,035 km (0.041 R)
• M2: 322,234 km (0.049 R)
• M3: 566,527 km (0.072 R)
• M4: 901,178 km (0.114 R)
• M5: 5,983,167 km (0.098 R)
• M6: 12,584,472 km (0.096 R)
• M7: 16,820,934 km (0.067 R)
• M8: 22,134,202 km (0.081 R)
• M9: 23,301,364 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 13,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit