🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55

Radius: 10

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.77 AU - 1.13 AU

Year: 651 Days

Day: 7.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,698,184 km

• M1: 124,465 km (0.108 R)
• M2: 544,237 km (0.111 R)
• M3: 903,422 km (0.108 R)
• M4: 1,372,411 km (0.046 R)
• M5: 1,786,199 km (0.114 R)
• M6: 2,130,872 km (0.066 R)
• M7: 3,317,034 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.4

Radius: 13.3

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.4 AU - 1.61 AU

Year: 1291 Days

Day: 7.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,698,184 km

• M1: 165,455 km (0.095 R)
• M2: 636,240 km (0.11 R)
• M3: 1,095,804 km (0.094 R)
• M4: 1,554,172 km (0.036 R)
• M5: 2,112,172 km (0.037 R)
• M6: 2,790,000 km (0.045 R)
• M7: 3,291,602 km (0.03 R)
• M8: 3,760,442 km (0.06 R)
• M9: 4,190,835 km (0.071 R)
• M10: 5,228,595 km (0.1 R)
• M11: 5,954,743 km (0.114 R)
• M12: 6,453,054 km (0.074 R)
• M13: 6,885,840 km (0.104 R)
• M14: 7,534,198 km (0.096 R)
• M15: 8,222,946 km (0.096 R)
• M16: 8,842,581 km (0.035 R)
• M17: 9,964,265 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.4

Radius: 9.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.95 AU - 2.31 AU

Year: 2185 Days

Day: 6.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,698,184 km

• M1: 114,442 km (0.096 R)
• M2: 764,296 km (0.101 R)
• M3: 1,282,652 km (0.106 R)
• M4: 1,702,873 km (0.07 R)
• M5: 2,155,855 km (0.115 R)
• M6: 2,442,484 km (0.105 R)
• M7: 2,850,887 km (0.077 R)
• M8: 3,168,034 km (0.077 R)
• M9: 3,622,213 km (0.114 R)
• M10: 4,012,813 km (0.109 R)
• M11: 5,271,380 km (0.104 R)
• M12: 6,026,101 km (0.039 R)
• M13: 6,551,639 km (0.066 R)
• M14: 7,237,994 km (0.073 R)
• M15: 7,558,133 km (0.117 R)
• M16: 8,400,070 km (0.074 R)
• M17: 11,230,761 km (0.092 R)
• M18: 12,250,719 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 12.6

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.94 AU - 3.22 AU

Year: 2913 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,698,184 km

• M1: 157,676 km (0.087 R)
• M2: 740,210 km (0.064 R)
• M3: 1,209,200 km (0.107 R)
• M4: 1,815,819 km (0.114 R)
• M5: 2,758,286 km (0.103 R)
• M6: 3,284,122 km (0.074 R)
• M7: 3,930,534 km (0.075 R)
• M8: 5,616,203 km (0.07 R)
• M9: 6,092,074 km (0.102 R)
• M10: 6,963,182 km (0.095 R)
• M11: 7,626,799 km (0.078 R)
• M12: 10,604,544 km (0.051 R)
• M13: 13,724,557 km (0.099 R)
• M14: 14,591,328 km (0.111 R)
• M15: 15,540,227 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.1

Radius: 5.4

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.41 AU - 11.95 AU

Year: 22831 Days

Day: 25 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,698,184 km

• M1: 67,169 km (0.11 R)
• M2: 809,474 km (0.11 R)
• M3: 3,013,649 km (0.103 R)
• M4: 5,736,480 km (0.107 R)
• M5: 6,005,756 km (0.077 R)
• M6: 6,323,801 km (0.061 R)
• M7: 6,737,140 km (0.057 R)
• M8: 8,671,889 km (0.088 R)
• M9: 10,487,409 km (0.09 R)
• M10: 11,973,963 km (0.114 R)
• M11: 13,731,140 km (0.083 R)
• M12: 14,564,699 km (0.078 R)
• M13: 15,066,151 km (0.064 R)
• M14: 17,346,771 km (0.08 R)
• M15: 24,331,645 km (0.112 R)
• M16: 25,549,820 km (0.066 R)
• M17: 32,134,221 km (0.063 R)
• M18: 38,530,428 km (0.072 R)
• M19: 39,488,602 km (0.106 R)
• M20: 40,462,484 km (0.117 R)
• M21: 40,743,578 km (0.078 R)
• M22: 43,480,172 km (0.104 R)
• M23: 50,282,537 km (0.087 R)
• M24: 51,921,681 km (0.118 R)
• M25: 55,306,034 km (0.094 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 15,815 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit