🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.41 AU - 0.67 AU

Year: 252 Days

Day: 32.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.4

Radius: 10.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.2 AU - 1.26 AU

Year: 867 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,883,464 km

• M1: 126,859 km (0.045 R)
• M2: 456,722 km (0.097 R)
• M3: 812,616 km (0.029 R)
• M4: 1,168,659 km (0.103 R)
• M5: 1,774,231 km (0.089 R)
• M6: 3,608,749 km (0.09 R)
• M7: 4,409,397 km (0.119 R)
• M8: 6,182,581 km (0.096 R)
• M9: 6,603,998 km (0.1 R)
• M10: 7,549,457 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.6

Radius: 14.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.51 AU - 3.41 AU

Year: 3238 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,883,464 km

• M1: 178,470 km (0.107 R)
• M2: 750,233 km (0.079 R)
• M3: 1,454,839 km (0.117 R)
• M4: 2,378,905 km (0.079 R)
• M5: 3,124,501 km (0.03 R)
• M6: 3,724,239 km (0.104 R)
• M7: 4,895,740 km (0.09 R)
• M8: 5,478,723 km (0.105 R)
• M9: 7,142,102 km (0.12 R)
• M10: 9,856,256 km (0.07 R)
• M11: 10,315,820 km (0.105 R)
• M12: 10,829,839 km (0.084 R)
• M13: 11,444,237 km (0.1 R)
• M14: 13,243,152 km (0.085 R)
• M15: 15,274,691 km (0.099 R)
• M16: 17,451,040 km (0.119 R)
• M17: 20,009,014 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.5

Radius: 8.1

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.84 AU - 3.84 AU

Year: 3881 Days

Day: 6.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,883,464 km

• M1: 100,829 km (0.066 R)
• M2: 414,087 km (0.107 R)
• M3: 679,025 km (0.065 R)
• M4: 954,434 km (0.079 R)
• M5: 1,333,964 km (0.037 R)
• M6: 2,085,095 km (0.119 R)
• M7: 2,472,554 km (0.09 R)
• M8: 2,810,196 km (0.085 R)
• M9: 4,636,487 km (0.115 R)
• M10: 5,627,722 km (0.051 R)
• M11: 6,105,089 km (0.082 R)
• M12: 6,637,807 km (0.108 R)
• M13: 7,700,102 km (0.04 R)
• M14: 11,480,141 km (0.061 R)
• M15: 13,603,234 km (0.087 R)
• M16: 17,423,963 km (0.102 R)
• M17: 19,489,311 km (0.107 R)
• M18: 20,090,695 km (0.042 R)
• M19: 20,396,024 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.5

Radius: 14.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.9 AU - 4.42 AU

Year: 4452 Days

Day: 7.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,883,464 km

• M1: 182,210 km (0.106 R)
• M2: 1,144,424 km (0.086 R)
• M3: 2,169,468 km (0.095 R)
• M4: 2,867,642 km (0.038 R)
• M5: 3,775,701 km (0.096 R)
• M6: 7,294,392 km (0.104 R)
• M7: 7,805,419 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 9.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.88 AU - 5.44 AU

Year: 6396 Days

Day: 6.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,883,464 km

• M1: 119,379 km (0.104 R)
• M2: 503,696 km (0.112 R)
• M3: 932,593 km (0.109 R)
• M4: 2,628,285 km (0.073 R)
• M5: 4,167,497 km (0.056 R)
• M6: 4,490,330 km (0.078 R)
• M7: 4,992,081 km (0.106 R)
• M8: 6,928,177 km (0.116 R)
• M9: 8,666,205 km (0.11 R)
• M10: 11,865,206 km (0.12 R)
• M11: 12,263,435 km (0.061 R)
• M12: 13,244,797 km (0.093 R)
• M13: 13,945,813 km (0.119 R)
• M14: 17,062,535 km (0.049 R)
• M15: 17,634,298 km (0.085 R)
• M16: 21,852,060 km (0.114 R)
• M17: 23,292,089 km (0.115 R)
• M18: 26,697,834 km (0.083 R)
• M19: 29,054,599 km (0.049 R)
• M20: 30,980,971 km (0.069 R)
• M21: 31,546,601 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.5

Radius: 11

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.27 AU - 5.37 AU

Year: 7802 Days

Day: 8.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,883,464 km

• M1: 138,976 km (0.111 R)
• M2: 556,803 km (0.082 R)
• M3: 1,925,474 km (0.076 R)
• M4: 3,143,949 km (0.086 R)
• M5: 6,234,042 km (0.118 R)
• M6: 7,388,639 km (0.106 R)
• M7: 7,803,474 km (0.114 R)
• M8: 9,867,176 km (0.064 R)
• M9: 12,175,920 km (0.111 R)
• M10: 14,446,816 km (0.072 R)
• M11: 24,497,250 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.7

Radius: 7.6

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.86 AU - 7.62 AU

Year: 9911 Days

Day: 23.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,883,464 km

• M1: 95,294 km (0.051 R)
• M2: 433,983 km (0.12 R)
• M3: 1,318,556 km (0.074 R)
• M4: 1,785,301 km (0.081 R)
• M5: 2,091,528 km (0.119 R)
• M6: 2,646,985 km (0.115 R)
• M7: 2,959,495 km (0.087 R)
• M8: 3,204,386 km (0.101 R)
• M9: 4,048,418 km (0.093 R)
• M10: 4,351,054 km (0.083 R)
• M11: 5,318,354 km (0.047 R)
• M12: 6,168,519 km (0.115 R)
• M13: 6,872,975 km (0.105 R)
• M14: 11,219,840 km (0.032 R)
• M15: 11,708,277 km (0.053 R)
• M16: 12,041,581 km (0.081 R)
• M17: 12,438,614 km (0.104 R)
• M18: 13,258,710 km (0.036 R)
• M19: 14,555,574 km (0.086 R)
• M20: 16,972,477 km (0.107 R)
• M21: 20,353,837 km (0.113 R)
• M22: 20,917,373 km (0.036 R)
• M23: 22,329,128 km (0.11 R)
• M24: 22,842,099 km (0.1 R)
• M25: 24,973,420 km (0.052 R)
• M26: 32,701,795 km (0.107 R)
• M27: 34,713,588 km (0.092 R)
• M28: 35,517,826 km (0.092 R)
• M29: 36,216,897 km (0.06 R)
• M30: 36,806,462 km (0.094 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 15,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit