🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.47 AU - 0.59 AU

Year: 249 Days

Day: 26.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,589,521 km

• M1: 457,171 km (0.101 R)

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.1

Radius: 10.7

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.33 AU - 1.91 AU

Year: 1331 Days

Day: 10.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,589,521 km

• M1: 133,142 km (0.067 R)
• M2: 506,688 km (0.118 R)
• M3: 929,003 km (0.025 R)
• M4: 1,344,286 km (0.071 R)
• M5: 1,831,976 km (0.111 R)
• M6: 2,275,982 km (0.095 R)
• M7: 3,018,735 km (0.104 R)
• M8: 3,352,039 km (0.108 R)
• M9: 5,023,496 km (0.115 R)
• M10: 5,363,084 km (0.093 R)
• M11: 5,878,299 km (0.028 R)
• M12: 6,280,119 km (0.088 R)
• M13: 7,791,207 km (0.12 R)
• M14: 8,423,407 km (0.101 R)
• M15: 9,308,877 km (0.111 R)
• M16: 10,527,053 km (0.078 R)
• M17: 11,156,860 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.4

Radius: 10.1

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.46 AU - 1.84 AU

Year: 1368 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,589,521 km

• M1: 125,961 km (0.074 R)
• M2: 462,557 km (0.079 R)
• M3: 786,436 km (0.06 R)
• M4: 1,301,651 km (0.074 R)
• M5: 2,000,124 km (0.095 R)
• M6: 2,688,124 km (0.109 R)
• M7: 3,401,706 km (0.086 R)
• M8: 4,218,810 km (0.086 R)
• M9: 5,894,156 km (0.087 R)
• M10: 6,238,830 km (0.052 R)
• M11: 7,070,295 km (0.065 R)
• M12: 7,407,039 km (0.112 R)
• M13: 7,863,762 km (0.064 R)
• M14: 8,367,607 km (0.081 R)
• M15: 9,012,673 km (0.119 R)
• M16: 9,817,211 km (0.103 R)
• M17: 11,252,153 km (0.085 R)
• M18: 11,965,137 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.4

Radius: 14.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.43 AU - 2.21 AU

Year: 1585 Days

Day: 8.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,589,521 km

• M1: 184,604 km (0.09 R)
• M2: 893,997 km (0.117 R)
• M3: 1,526,646 km (0.041 R)
• M4: 2,120,849 km (0.094 R)
• M5: 2,692,014 km (0.056 R)
• M6: 3,594,538 km (0.11 R)
• M7: 4,963,807 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 10

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.56 AU - 2.3 AU

Year: 1731 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,589,521 km

• M1: 125,064 km (0.088 R)
• M2: 662,419 km (0.078 R)
• M3: 1,129,314 km (0.116 R)
• M4: 1,462,918 km (0.045 R)
• M5: 2,547,053 km (0.12 R)
• M6: 2,977,895 km (0.083 R)
• M7: 4,631,700 km (0.104 R)
• M8: 5,762,959 km (0.057 R)
• M9: 6,825,702 km (0.069 R)
• M10: 7,235,301 km (0.072 R)
• M11: 8,815,803 km (0.057 R)
• M12: 9,670,006 km (0.114 R)
• M13: 10,293,231 km (0.117 R)
• M14: 10,686,973 km (0.045 R)
• M15: 11,128,137 km (0.092 R)
• M16: 13,056,603 km (0.115 R)
• M17: 15,522,125 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.7

Radius: 8.3

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.31 AU - 5.67 AU

Year: 7197 Days

Day: 5.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,589,521 km

• M1: 103,223 km (0.052 R)
• M2: 462,108 km (0.107 R)
• M3: 1,634,955 km (0.1 R)
• M4: 2,742,428 km (0.119 R)
• M5: 3,074,386 km (0.081 R)
• M6: 4,362,723 km (0.098 R)
• M7: 5,127,168 km (0.049 R)
• M8: 5,694,892 km (0.094 R)
• M9: 11,292,545 km (0.104 R)
• M10: 15,037,877 km (0.099 R)
• M11: 15,641,654 km (0.068 R)
• M12: 17,749,189 km (0.09 R)
• M13: 18,355,210 km (0.101 R)
• M14: 18,905,581 km (0.073 R)
• M15: 20,256,449 km (0.106 R)
• M16: 22,207,954 km (0.08 R)
• M17: 25,280,694 km (0.075 R)
• M18: 33,258,299 km (0.049 R)
• M19: 33,973,078 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.6

Radius: 6.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.98 AU - 7.94 AU

Year: 13156 Days

Day: 20.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,589,521 km

• M1: 165,006 km (0.062 R)
• M2: 487,091 km (0.106 R)
• M3: 1,129,614 km (0.092 R)
• M4: 1,713,644 km (0.078 R)
• M5: 2,138,053 km (0.03 R)
• M6: 2,923,741 km (0.058 R)
• M7: 3,217,252 km (0.115 R)
• M8: 3,438,806 km (0.076 R)
• M9: 4,037,946 km (0.106 R)
• M10: 4,593,103 km (0.104 R)
• M11: 4,817,650 km (0.113 R)
• M12: 5,887,275 km (0.052 R)
• M13: 8,238,654 km (0.083 R)
• M14: 9,667,014 km (0.099 R)
• M15: 10,952,509 km (0.104 R)
• M16: 11,870,591 km (0.105 R)
• M17: 12,673,932 km (0.08 R)
• M18: 13,342,185 km (0.088 R)
• M19: 13,742,808 km (0.076 R)
• M20: 15,550,848 km (0.039 R)
• M21: 16,840,980 km (0.072 R)
• M22: 17,376,391 km (0.03 R)
• M23: 20,001,535 km (0.056 R)
• M24: 21,917,734 km (0.063 R)
• M25: 22,555,918 km (0.051 R)
• M26: 23,619,409 km (0.101 R)
• M27: 24,290,206 km (0.045 R)
• M28: 24,973,569 km (0.079 R)
• M29: 26,200,272 km (0.048 R)
• M30: 27,835,825 km (0.104 R)
• M31: 29,345,866 km (0.116 R)
• M32: 30,120,933 km (0.109 R)
• M33: 31,108,877 km (0.058 R)
• M34: 31,409,419 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.7

Radius: 7.5

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.95 AU - 9.35 AU

Year: 13662 Days

Day: 17.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,589,521 km

• M1: 93,349 km (0.117 R)
• M2: 482,453 km (0.087 R)
• M3: 865,274 km (0.044 R)
• M4: 1,334,263 km (0.112 R)
• M5: 1,672,355 km (0.088 R)
• M6: 2,102,448 km (0.111 R)
• M7: 2,625,143 km (0.054 R)
• M8: 3,065,709 km (0.094 R)
• M9: 3,684,895 km (0.049 R)
• M10: 3,954,919 km (0.066 R)
• M11: 4,750,630 km (0.088 R)
• M12: 5,755,030 km (0.082 R)
• M13: 6,008,449 km (0.103 R)
• M14: 9,969,501 km (0.1 R)
• M15: 15,671,125 km (0.098 R)
• M16: 20,515,254 km (0.082 R)
• M17: 23,595,623 km (0.038 R)
• M18: 24,814,397 km (0.068 R)
• M19: 26,470,595 km (0.075 R)
• M20: 28,407,289 km (0.115 R)
• M21: 30,875,804 km (0.049 R)
• M22: 31,879,456 km (0.112 R)
• M23: 32,218,893 km (0.089 R)
• M24: 34,187,601 km (0.035 R)
• M25: 35,021,011 km (0.076 R)
• M26: 35,624,639 km (0.08 R)
• M27: 40,176,902 km (0.116 R)
• M28: 40,838,274 km (0.12 R)
• M29: 42,866,223 km (0.102 R)
• M30: 43,418,089 km (0.057 R)
• M31: 45,244,530 km (0.108 R)
• M32: 49,200,496 km (0.06 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 17,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit