🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.1

Radius: 8.3

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.51 AU - 0.55 AU

Year: 266 Days

Day: 7.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,333,348 km

• M1: 103,223 km (0.059 R)
• M2: 387,758 km (0.096 R)
• M3: 732,282 km (0.111 R)
• M4: 1,029,383 km (0.075 R)
• M5: 1,335,460 km (0.114 R)
• M6: 1,660,536 km (0.068 R)
• M7: 1,923,829 km (0.068 R)
• M8: 2,237,087 km (0.095 R)
• M9: 2,967,423 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.1

Radius: 10

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.99 AU - 1.15 AU

Year: 764 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,333,348 km

• M1: 127,457 km (0.066 R)
• M2: 594,502 km (0.097 R)
• M3: 1,698,085 km (0.043 R)
• M4: 2,401,943 km (0.099 R)
• M5: 2,833,832 km (0.12 R)
• M6: 3,181,199 km (0.043 R)
• M7: 3,571,500 km (0.062 R)
• M8: 3,978,256 km (0.098 R)
• M9: 5,085,580 km (0.055 R)
• M10: 5,464,661 km (0.1 R)
• M11: 6,006,205 km (0.075 R)
• M12: 6,430,315 km (0.117 R)
• M13: 6,919,650 km (0.062 R)
• M14: 7,267,465 km (0.056 R)
• M15: 7,675,867 km (0.09 R)
• M16: 8,175,823 km (0.081 R)
• M17: 9,436,484 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882

Radius: 11.9

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.94 AU - 1.38 AU

Year: 862 Days

Day: 12.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,333,348 km

• M1: 147,952 km (0.119 R)
• M2: 528,529 km (0.103 R)
• M3: 1,250,339 km (0.111 R)
• M4: 1,710,053 km (0.114 R)
• M5: 2,303,807 km (0.059 R)
• M6: 2,728,516 km (0.106 R)
• M7: 3,164,893 km (0.106 R)
• M8: 3,573,744 km (0.084 R)
• M9: 4,464,898 km (0.118 R)
• M10: 4,835,153 km (0.096 R)
• M11: 5,966,711 km (0.086 R)
• M12: 6,395,459 km (0.074 R)
• M13: 6,776,036 km (0.074 R)
• M14: 7,243,230 km (0.107 R)
• M15: 7,756,799 km (0.081 R)
• M16: 8,190,184 km (0.075 R)
• M17: 9,050,222 km (0.103 R)
• M18: 9,531,180 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.3

Radius: 8.5

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.95 AU - 2.69 AU

Year: 2439 Days

Day: 11.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,333,348 km

• M1: 107,411 km (0.102 R)
• M2: 376,837 km (0.107 R)
• M3: 685,906 km (0.108 R)
• M4: 1,384,379 km (0.101 R)
• M5: 1,790,537 km (0.096 R)
• M6: 2,530,149 km (0.06 R)
• M7: 4,060,385 km (0.12 R)
• M8: 4,822,138 km (0.102 R)
• M9: 5,327,031 km (0.11 R)
• M10: 5,654,949 km (0.071 R)
• M11: 6,105,837 km (0.03 R)
• M12: 7,226,774 km (0.115 R)
• M13: 7,862,266 km (0.026 R)
• M14: 8,126,605 km (0.116 R)
• M15: 8,813,708 km (0.061 R)
• M16: 9,509,338 km (0.089 R)
• M17: 10,272,287 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.1

Radius: 13.4

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.6 AU - 3.36 AU

Year: 3551 Days

Day: 10.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 23,333,348 km

• M1: 166,802 km (0.059 R)
• M2: 638,783 km (0.11 R)
• M3: 1,133,653 km (0.099 R)
• M4: 2,075,820 km (0.112 R)
• M5: 2,515,937 km (0.077 R)
• M6: 3,449,876 km (0.065 R)
• M7: 4,484,645 km (0.118 R)
• M8: 6,533,388 km (0.041 R)
• M9: 7,066,255 km (0.084 R)
• M10: 8,841,683 km (0.114 R)
• M11: 9,338,348 km (0.119 R)
• M12: 10,641,046 km (0.039 R)
• M13: 11,740,441 km (0.038 R)
• M14: 12,482,895 km (0.108 R)
• M15: 13,108,962 km (0.066 R)
• M16: 20,244,631 km (0.102 R)
• M17: 22,771,638 km (0.064 R)
• M18: 23,561,814 km (0.118 R)
• M19: 25,045,077 km (0.118 R)
• M20: 25,809,821 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.6

Radius: 11.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.65 AU - 3.65 AU

Year: 3859 Days

Day: 5.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 23,333,348 km

• M1: 144,811 km (0.04 R)
• M2: 580,739 km (0.076 R)
• M3: 1,113,158 km (0.109 R)
• M4: 2,000,872 km (0.074 R)
• M5: 2,773,395 km (0.109 R)
• M6: 3,256,596 km (0.108 R)
• M7: 3,695,217 km (0.073 R)
• M8: 5,538,263 km (0.086 R)
• M9: 5,942,626 km (0.12 R)
• M10: 6,542,064 km (0.111 R)
• M11: 7,118,615 km (0.049 R)
• M12: 8,514,213 km (0.073 R)
• M13: 9,579,200 km (0.06 R)
• M14: 11,276,089 km (0.091 R)
• M15: 12,467,935 km (0.104 R)
• M16: 12,836,694 km (0.105 R)
• M17: 13,260,206 km (0.075 R)
• M18: 14,135,353 km (0.098 R)
• M19: 16,000,839 km (0.059 R)
• M20: 16,602,372 km (0.07 R)
• M21: 17,218,715 km (0.072 R)
• M22: 17,908,511 km (0.051 R)
• M23: 19,282,118 km (0.109 R)
• M24: 20,853,494 km (0.056 R)
• M25: 22,849,728 km (0.074 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: 536 - 19,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit