🌌 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: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.7

Radius: 8.3

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.63 AU

Year: 250 Days

Day: 8.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,137,529 km

• M1: 103,372 km (0.055 R)
• M2: 363,224 km (0.115 R)
• M3: 636,988 km (0.062 R)
• M4: 917,035 km (0.081 R)
• M5: 1,187,358 km (0.067 R)
• M6: 1,681,031 km (0.074 R)
• M7: 1,946,567 km (0.025 R)
• M8: 2,211,805 km (0.095 R)
• M9: 2,524,614 km (0.1 R)
• M10: 2,875,421 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.3

Radius: 8.3

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.64 AU - 0.64 AU

Year: 341 Days

Day: 7.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,137,529 km

• M1: 108,010 km (0.118 R)
• M2: 422,315 km (0.099 R)
• M3: 745,297 km (0.093 R)
• M4: 1,081,144 km (0.099 R)
• M5: 1,373,907 km (0.111 R)
• M6: 1,979,778 km (0.068 R)
• M7: 2,318,019 km (0.076 R)
• M8: 2,802,417 km (0.117 R)
• M9: 3,386,447 km (0.116 R)
• M10: 3,910,339 km (0.105 R)
• M11: 4,459,662 km (0.102 R)
• M12: 5,074,210 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 11

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.58 AU - 0.8 AU

Year: 382 Days

Day: 13.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,137,529 km

• M1: 138,976 km (0.082 R)
• M2: 551,418 km (0.094 R)
• M3: 1,024,446 km (0.117 R)
• M4: 1,391,559 km (0.119 R)
• M5: 2,035,279 km (0.109 R)
• M6: 2,395,511 km (0.083 R)
• M7: 2,975,950 km (0.078 R)
• M8: 3,344,111 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41

Radius: 12.7

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.72 AU - 0.98 AU

Year: 523 Days

Day: 9.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,137,529 km

• M1: 157,975 km (0.105 R)
• M2: 674,088 km (0.113 R)
• M3: 1,108,221 km (0.117 R)
• M4: 1,540,858 km (0.059 R)
• M5: 2,088,237 km (0.028 R)
• M6: 2,613,475 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 14

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.81 AU - 2.07 AU

Year: 1802 Days

Day: 6.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,137,529 km

• M1: 174,132 km (0.097 R)
• M2: 638,334 km (0.114 R)
• M3: 1,193,193 km (0.053 R)
• M4: 2,038,570 km (0.077 R)
• M5: 2,714,453 km (0.112 R)
• M6: 3,869,648 km (0.097 R)
• M7: 4,661,918 km (0.062 R)
• M8: 5,795,721 km (0.067 R)
• M9: 6,648,877 km (0.049 R)
• M10: 7,413,173 km (0.089 R)
• M11: 7,964,591 km (0.091 R)
• M12: 8,481,002 km (0.048 R)
• M13: 9,084,779 km (0.046 R)
• M14: 10,485,764 km (0.116 R)
• M15: 12,224,091 km (0.047 R)
• M16: 12,748,581 km (0.068 R)
• M17: 13,414,591 km (0.112 R)
• M18: 14,059,956 km (0.074 R)
• M19: 15,882,956 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.2

Radius: 11.2

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2 AU - 2.8 AU

Year: 2479 Days

Day: 14.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,137,529 km

• M1: 162,164 km (0.071 R)
• M2: 704,008 km (0.114 R)
• M3: 1,216,679 km (0.086 R)
• M4: 2,442,933 km (0.105 R)
• M5: 2,933,315 km (0.118 R)
• M6: 3,598,427 km (0.097 R)
• M7: 4,343,425 km (0.083 R)
• M8: 4,927,903 km (0.054 R)
• M9: 6,162,385 km (0.093 R)
• M10: 7,752,311 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.2

Radius: 12.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.23 AU - 2.69 AU

Year: 2573 Days

Day: 12.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,137,529 km

• M1: 154,834 km (0.09 R)
• M2: 683,363 km (0.113 R)
• M3: 1,300,155 km (0.118 R)
• M4: 1,715,888 km (0.1 R)
• M5: 2,234,095 km (0.114 R)
• M6: 2,915,064 km (0.094 R)
• M7: 3,504,929 km (0.107 R)
• M8: 4,230,927 km (0.114 R)
• M9: 4,734,174 km (0.058 R)
• M10: 5,575,662 km (0.045 R)
• M11: 6,107,034 km (0.074 R)
• M12: 6,913,067 km (0.076 R)
• M13: 7,441,297 km (0.101 R)
• M14: 8,116,732 km (0.067 R)
• M15: 8,961,361 km (0.08 R)
• M16: 9,624,080 km (0.084 R)
• M17: 10,142,436 km (0.066 R)
• M18: 11,348,494 km (0.076 R)
• M19: 11,810,004 km (0.093 R)
• M20: 12,244,137 km (0.105 R)
• M21: 14,309,036 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 8.4

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.65 AU - 5.89 AU

Year: 6947 Days

Day: 14.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 35,137,529 km

• M1: 106,364 km (0.082 R)
• M2: 401,820 km (0.09 R)
• M3: 699,071 km (0.102 R)
• M4: 1,457,233 km (0.043 R)
• M5: 1,822,102 km (0.06 R)
• M6: 2,296,477 km (0.106 R)
• M7: 2,737,192 km (0.056 R)
• M8: 3,129,587 km (0.109 R)
• M9: 3,604,112 km (0.116 R)
• M10: 3,978,855 km (0.05 R)
• M11: 4,724,301 km (0.07 R)
• M12: 6,524,262 km (0.083 R)
• M13: 6,834,379 km (0.089 R)
• M14: 8,253,464 km (0.03 R)
• M15: 9,814,518 km (0.099 R)
• M16: 10,926,778 km (0.092 R)
• M17: 11,713,513 km (0.118 R)
• M18: 14,071,774 km (0.114 R)
• M19: 14,416,148 km (0.082 R)
• M20: 15,911,978 km (0.1 R)
• M21: 16,348,803 km (0.066 R)
• M22: 17,640,880 km (0.074 R)
• M23: 18,311,827 km (0.113 R)
• M24: 19,704,583 km (0.1 R)
• M25: 21,924,316 km (0.118 R)
• M26: 23,015,184 km (0.052 R)
• M27: 23,333,378 km (0.105 R)
• M28: 24,470,173 km (0.108 R)
• M29: 25,304,629 km (0.118 R)
• M30: 26,071,618 km (0.07 R)
• M31: 27,206,766 km (0.114 R)
• M32: 29,295,302 km (0.066 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: 159 - 17,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit