🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.3

Radius: 13.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.42 AU - 0.6 AU

Year: 251 Days

Day: 13.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,917,858 km

• M1: 166,652 km (0.031 R)
• M2: 604,226 km (0.082 R)
• M3: 1,063,342 km (0.078 R)
• M4: 1,537,417 km (0.114 R)
• M5: 2,012,690 km (0.118 R)
• M6: 2,452,507 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.2

Radius: 12.9

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.5 AU - 0.8 AU

Year: 362 Days

Day: 7.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,917,858 km

• M1: 160,519 km (0.08 R)
• M2: 561,740 km (0.074 R)
• M3: 1,125,724 km (0.115 R)
• M4: 1,902,137 km (0.1 R)
• M5: 2,356,615 km (0.102 R)
• M6: 2,915,662 km (0.116 R)
• M7: 3,513,755 km (0.101 R)
• M8: 4,098,383 km (0.097 R)
• M9: 4,600,583 km (0.047 R)
• M10: 5,238,319 km (0.115 R)
• M11: 5,712,544 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.4

Radius: 14.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.71 AU - 0.99 AU

Year: 541 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,917,858 km

• M1: 177,872 km (0.069 R)
• M2: 768,634 km (0.111 R)
• M3: 1,229,096 km (0.112 R)
• M4: 1,679,087 km (0.104 R)
• M5: 2,145,682 km (0.049 R)
• M6: 2,629,482 km (0.096 R)
• M7: 3,255,848 km (0.104 R)
• M8: 3,809,510 km (0.049 R)
• M9: 4,339,834 km (0.03 R)
• M10: 5,092,162 km (0.068 R)
• M11: 5,824,743 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.8

Radius: 8.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.31 AU - 1.73 AU

Year: 1294 Days

Day: 8.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,917,858 km

• M1: 110,702 km (0.098 R)
• M2: 478,115 km (0.104 R)
• M3: 1,109,119 km (0.112 R)
• M4: 1,481,169 km (0.075 R)
• M5: 2,395,810 km (0.108 R)
• M6: 2,703,533 km (0.106 R)
• M7: 3,480,544 km (0.089 R)
• M8: 3,818,785 km (0.101 R)
• M9: 5,755,030 km (0.119 R)
• M10: 6,880,904 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 13.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.24 AU - 2.36 AU

Year: 2408 Days

Day: 9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,917,858 km

• M1: 172,935 km (0.032 R)
• M2: 624,571 km (0.078 R)
• M3: 1,214,136 km (0.057 R)
• M4: 1,764,208 km (0.096 R)
• M5: 2,697,698 km (0.1 R)
• M6: 3,157,861 km (0.106 R)
• M7: 4,441,710 km (0.1 R)
• M8: 6,072,327 km (0.075 R)
• M9: 6,621,950 km (0.119 R)
• M10: 8,386,905 km (0.083 R)
• M11: 9,285,390 km (0.059 R)
• M12: 11,028,804 km (0.099 R)
• M13: 13,098,640 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.4

Radius: 14.3

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.73 AU - 4.01 AU

Year: 4270 Days

Day: 8.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,917,858 km

• M1: 178,470 km (0.093 R)
• M2: 725,101 km (0.069 R)
• M3: 1,198,129 km (0.087 R)
• M4: 1,783,057 km (0.034 R)
• M5: 2,427,824 km (0.102 R)
• M6: 2,877,665 km (0.077 R)
• M7: 3,773,307 km (0.107 R)
• M8: 4,940,021 km (0.099 R)
• M9: 5,494,580 km (0.075 R)
• M10: 6,615,218 km (0.051 R)
• M11: 7,629,940 km (0.029 R)
• M12: 9,379,637 km (0.086 R)
• M13: 10,937,699 km (0.114 R)
• M14: 12,706,544 km (0.083 R)
• M15: 13,245,395 km (0.106 R)
• M16: 13,940,278 km (0.053 R)
• M17: 17,897,889 km (0.089 R)
• M18: 20,223,987 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.5

Radius: 12.8

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.4 AU - 3.86 AU

Year: 4774 Days

Day: 13 Hours

Environment

Temp: -226 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,917,858 km

• M1: 159,322 km (0.078 R)
• M2: 580,589 km (0.04 R)
• M3: 1,008,888 km (0.053 R)
• M4: 1,461,870 km (0.112 R)
• M5: 2,024,508 km (0.078 R)
• M6: 2,494,096 km (0.083 R)
• M7: 2,980,438 km (0.045 R)
• M8: 3,386,597 km (0.049 R)
• M9: 4,009,073 km (0.117 R)
• M10: 5,918,690 km (0.093 R)
• M11: 7,023,470 km (0.087 R)
• M12: 7,607,650 km (0.102 R)
• M13: 9,722,665 km (0.059 R)
• M14: 12,253,262 km (0.082 R)
• M15: 13,254,970 km (0.099 R)
• M16: 15,478,443 km (0.11 R)
• M17: 17,072,259 km (0.114 R)
• M18: 19,364,098 km (0.096 R)
• M19: 20,103,411 km (0.113 R)
• M20: 21,142,069 km (0.119 R)
• M21: 22,877,703 km (0.109 R)
• M22: 23,326,048 km (0.111 R)
• M23: 24,863,166 km (0.051 R)
• M24: 26,140,732 km (0.107 R)
• M25: 27,210,656 km (0.051 R)
• M26: 27,798,725 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.3

Radius: 14.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.43 AU - 3.97 AU

Year: 4913 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,917,858 km

• M1: 185,352 km (0.114 R)
• M2: 911,500 km (0.068 R)
• M3: 2,375,913 km (0.08 R)
• M4: 2,879,609 km (0.041 R)
• M5: 3,942,652 km (0.053 R)
• M6: 5,003,450 km (0.047 R)
• M7: 5,542,601 km (0.105 R)
• M8: 6,089,082 km (0.097 R)
• M9: 6,638,106 km (0.077 R)
• M10: 7,948,733 km (0.118 R)
• M11: 9,215,977 km (0.066 R)
• M12: 10,030,088 km (0.104 R)
• M13: 10,844,948 km (0.044 R)
• M14: 12,504,736 km (0.112 R)
• M15: 13,023,841 km (0.106 R)
• M16: 15,128,833 km (0.058 R)
• M17: 15,898,514 km (0.055 R)
• M18: 18,232,988 km (0.114 R)
• M19: 19,036,927 km (0.065 R)
• M20: 20,145,597 km (0.097 R)
• M21: 21,150,596 km (0.049 R)
• M22: 28,249,314 km (0.102 R)
• M23: 31,276,726 km (0.069 R)
• M24: 31,945,728 km (0.082 R)
• M25: 32,429,378 km (0.08 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 11,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit