🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.44 AU - 0.66 AU

Year: 263 Days

Day: 42.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 12

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.85 AU - 3.15 AU

Year: 3355 Days

Day: 10.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,955,264 km

• M1: 149,299 km (0.108 R)
• M2: 544,087 km (0.08 R)
• M3: 1,194,240 km (0.099 R)
• M4: 1,696,739 km (0.095 R)
• M5: 3,342,764 km (0.042 R)
• M6: 3,933,377 km (0.038 R)
• M7: 4,378,879 km (0.096 R)
• M8: 5,134,049 km (0.06 R)
• M9: 5,845,238 km (0.089 R)
• M10: 6,238,231 km (0.067 R)
• M11: 6,676,852 km (0.099 R)
• M12: 9,015,216 km (0.034 R)
• M13: 10,464,072 km (0.045 R)
• M14: 11,045,559 km (0.061 R)
• M15: 13,052,564 km (0.12 R)
• M16: 13,910,508 km (0.063 R)
• M17: 14,950,512 km (0.101 R)
• M18: 18,050,180 km (0.079 R)
• M19: 18,493,438 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.7

Radius: 9.9

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.89 AU - 3.41 AU

Year: 3610 Days

Day: 10.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,955,264 km

• M1: 123,119 km (0.118 R)
• M2: 605,722 km (0.097 R)
• M3: 1,000,810 km (0.093 R)
• M4: 1,439,132 km (0.069 R)
• M5: 1,776,026 km (0.117 R)
• M6: 2,097,213 km (0.095 R)
• M7: 2,427,225 km (0.077 R)
• M8: 2,742,428 km (0.099 R)
• M9: 3,067,355 km (0.063 R)
• M10: 3,573,744 km (0.086 R)
• M11: 4,802,540 km (0.101 R)
• M12: 5,460,472 km (0.09 R)
• M13: 5,811,428 km (0.111 R)
• M14: 6,648,877 km (0.108 R)
• M15: 7,176,210 km (0.068 R)
• M16: 8,001,841 km (0.088 R)
• M17: 9,920,732 km (0.082 R)
• M18: 10,403,934 km (0.041 R)
• M19: 12,402,561 km (0.101 R)
• M20: 12,821,734 km (0.106 R)
• M21: 15,753,404 km (0.106 R)
• M22: 16,860,278 km (0.09 R)
• M23: 17,374,895 km (0.075 R)
• M24: 20,881,320 km (0.113 R)
• M25: 22,765,206 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.8

Radius: 11.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.55 AU - 5.83 AU

Year: 6558 Days

Day: 7.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,955,264 km

• M1: 144,212 km (0.082 R)
• M2: 567,425 km (0.079 R)
• M3: 974,630 km (0.119 R)
• M4: 1,355,806 km (0.079 R)
• M5: 1,996,982 km (0.096 R)
• M6: 2,955,755 km (0.101 R)
• M7: 3,448,680 km (0.039 R)
• M8: 5,400,483 km (0.115 R)
• M9: 5,791,083 km (0.033 R)
• M10: 7,788,813 km (0.081 R)
• M11: 9,432,595 km (0.103 R)
• M12: 12,315,346 km (0.08 R)
• M13: 13,597,100 km (0.116 R)
• M14: 16,022,979 km (0.116 R)
• M15: 21,162,115 km (0.077 R)
• M16: 22,924,378 km (0.094 R)
• M17: 24,782,682 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.3

Radius: 9.3

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.44 AU - 5.7 AU

Year: 8488 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,955,264 km

• M1: 115,639 km (0.106 R)
• M2: 520,451 km (0.066 R)
• M3: 1,701,227 km (0.091 R)
• M4: 2,137,454 km (0.083 R)
• M5: 2,468,664 km (0.075 R)
• M6: 3,450,774 km (0.114 R)
• M7: 4,098,832 km (0.105 R)
• M8: 4,495,865 km (0.092 R)
• M9: 5,602,141 km (0.116 R)
• M10: 7,608,996 km (0.091 R)
• M11: 8,843,329 km (0.047 R)
• M12: 10,991,554 km (0.084 R)
• M13: 11,986,380 km (0.068 R)
• M14: 13,651,554 km (0.093 R)
• M15: 14,669,567 km (0.048 R)
• M16: 15,263,920 km (0.081 R)
• M17: 16,927,747 km (0.03 R)
• M18: 17,508,187 km (0.061 R)
• M19: 20,367,301 km (0.1 R)
• M20: 20,941,159 km (0.052 R)
• M21: 22,902,985 km (0.1 R)
• M22: 27,090,230 km (0.119 R)
• M23: 28,287,461 km (0.083 R)
• M24: 31,543,010 km (0.1 R)
• M25: 31,980,584 km (0.061 R)
• M26: 34,114,149 km (0.068 R)
• M27: 37,428,938 km (0.113 R)
• M28: 42,130,201 km (0.077 R)
• M29: 45,381,561 km (0.102 R)
• M30: 46,079,435 km (0.116 R)
• M31: 47,353,411 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.7

Radius: 5.2

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.49 AU - 11.43 AU

Year: 18787 Days

Day: 21.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 49,955,264 km

• M1: 72,555 km (0.089 R)
• M2: 276,756 km (0.047 R)
• M3: 834,906 km (0.078 R)
• M4: 1,068,578 km (0.12 R)
• M5: 1,244,056 km (0.037 R)
• M6: 1,579,903 km (0.026 R)
• M7: 1,873,863 km (0.073 R)
• M8: 2,392,369 km (0.086 R)
• M9: 2,737,940 km (0.066 R)
• M10: 3,428,185 km (0.1 R)
• M11: 3,656,322 km (0.08 R)
• M12: 5,344,234 km (0.067 R)
• M13: 7,833,692 km (0.062 R)
• M14: 10,259,123 km (0.098 R)
• M15: 13,082,035 km (0.077 R)
• M16: 13,702,716 km (0.105 R)
• M17: 14,084,490 km (0.05 R)
• M18: 14,473,295 km (0.102 R)
• M19: 15,069,891 km (0.101 R)
• M20: 16,241,392 km (0.11 R)
• M21: 16,525,478 km (0.077 R)
• M22: 17,324,181 km (0.108 R)
• M23: 17,695,633 km (0.085 R)
• M24: 17,921,077 km (0.088 R)
• M25: 25,897,037 km (0.086 R)
• M26: 29,214,669 km (0.09 R)
• M27: 31,357,210 km (0.102 R)
• M28: 32,242,679 km (0.108 R)
• M29: 34,763,852 km (0.113 R)
• M30: 35,473,694 km (0.106 R)
• M31: 39,295,172 km (0.025 R)
• M32: 45,598,478 km (0.058 R)
• M33: 46,022,289 km (0.105 R)
• M34: 47,889,121 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 19,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit