🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 38.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615

Radius: 9.6

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.48 AU - 1.8 AU

Year: 1378 Days

Day: 13.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,744,511 km

• M1: 119,379 km (0.046 R)
• M2: 426,653 km (0.098 R)
• M3: 924,814 km (0.079 R)
• M4: 1,316,162 km (0.067 R)
• M5: 1,683,275 km (0.091 R)
• M6: 2,042,909 km (0.114 R)
• M7: 2,515,189 km (0.107 R)
• M8: 2,905,789 km (0.12 R)
• M9: 3,777,047 km (0.069 R)
• M10: 4,436,325 km (0.079 R)
• M11: 5,397,641 km (0.072 R)
• M12: 5,827,735 km (0.057 R)
• M13: 6,165,078 km (0.119 R)
• M14: 6,491,800 km (0.053 R)
• M15: 7,515,947 km (0.108 R)
• M16: 8,472,475 km (0.083 R)
• M17: 8,906,459 km (0.111 R)
• M18: 9,976,981 km (0.102 R)
• M19: 10,363,093 km (0.078 R)
• M20: 11,758,093 km (0.088 R)
• M21: 12,152,882 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.4

Radius: 8.2

Gravity: 14.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.59 AU - 1.71 AU

Year: 1390 Days

Day: 9.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 133.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,744,511 km

• M1: 102,026 km (0.116 R)
• M2: 424,858 km (0.028 R)
• M3: 755,619 km (0.084 R)
• M4: 1,055,413 km (0.103 R)
• M5: 1,382,883 km (0.104 R)
• M6: 1,638,396 km (0.062 R)
• M7: 1,980,676 km (0.1 R)
• M8: 2,382,795 km (0.067 R)
• M9: 2,712,658 km (0.096 R)
• M10: 3,102,809 km (0.076 R)
• M11: 3,383,455 km (0.096 R)
• M12: 3,836,587 km (0.08 R)
• M13: 4,105,265 km (0.044 R)
• M14: 6,967,072 km (0.072 R)
• M15: 7,233,057 km (0.093 R)
• M16: 7,928,089 km (0.047 R)
• M17: 8,515,560 km (0.065 R)
• M18: 10,418,295 km (0.1 R)
• M19: 10,908,378 km (0.105 R)
• M20: 11,972,467 km (0.061 R)
• M21: 12,239,350 km (0.069 R)
• M22: 13,387,663 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 12.8

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.03 AU - 3.09 AU

Year: 2687 Days

Day: 11.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,744,511 km

• M1: 159,172 km (0.069 R)
• M2: 577,597 km (0.073 R)
• M3: 1,039,556 km (0.101 R)
• M4: 1,563,597 km (0.109 R)
• M5: 2,427,973 km (0.12 R)
• M6: 4,916,534 km (0.084 R)
• M7: 7,068,051 km (0.09 R)
• M8: 7,804,521 km (0.102 R)
• M9: 8,389,748 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.6

Radius: 14.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.88 AU - 4.08 AU

Year: 5209 Days

Day: 13.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,744,511 km

• M1: 179,069 km (0.113 R)
• M2: 940,821 km (0.05 R)
• M3: 1,634,207 km (0.105 R)
• M4: 2,623,199 km (0.094 R)
• M5: 3,762,536 km (0.06 R)
• M6: 5,568,332 km (0.106 R)
• M7: 6,396,207 km (0.059 R)
• M8: 7,861,518 km (0.116 R)
• M9: 10,122,091 km (0.099 R)
• M10: 11,773,652 km (0.113 R)
• M11: 12,787,476 km (0.084 R)
• M12: 14,122,787 km (0.108 R)
• M13: 16,238,849 km (0.056 R)
• M14: 16,948,990 km (0.117 R)
• M15: 21,653,544 km (0.086 R)
• M16: 22,659,889 km (0.117 R)
• M17: 23,697,350 km (0.07 R)
• M18: 26,187,406 km (0.072 R)
• M19: 27,000,172 km (0.095 R)
• M20: 27,495,789 km (0.077 R)
• M21: 28,250,660 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.9

Radius: 13.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.87 AU - 4.23 AU

Year: 5347 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,744,511 km

• M1: 171,738 km (0.113 R)
• M2: 760,855 km (0.077 R)
• M3: 1,233,135 km (0.033 R)
• M4: 2,467,018 km (0.065 R)
• M5: 3,320,325 km (0.1 R)
• M6: 4,094,195 km (0.078 R)
• M7: 6,174,951 km (0.103 R)
• M8: 6,962,285 km (0.048 R)
• M9: 9,534,321 km (0.111 R)
• M10: 10,587,341 km (0.104 R)
• M11: 12,496,957 km (0.111 R)
• M12: 13,020,251 km (0.104 R)
• M13: 14,367,380 km (0.092 R)
• M14: 21,632,301 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.7

Radius: 7.4

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.84 AU - 6.44 AU

Year: 9981 Days

Day: 20.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 132.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,744,511 km

• M1: 93,947 km (0.062 R)
• M2: 405,111 km (0.059 R)
• M3: 805,285 km (0.112 R)
• M4: 1,182,571 km (0.119 R)
• M5: 1,983,069 km (0.108 R)
• M6: 2,820,967 km (0.096 R)
• M7: 3,772,559 km (0.102 R)
• M8: 4,252,170 km (0.075 R)
• M9: 6,622,847 km (0.078 R)
• M10: 7,646,097 km (0.085 R)
• M11: 8,457,815 km (0.109 R)
• M12: 13,276,661 km (0.101 R)
• M13: 15,417,706 km (0.117 R)
• M14: 16,990,129 km (0.067 R)
• M15: 17,851,664 km (0.116 R)
• M16: 19,121,450 km (0.071 R)
• M17: 20,771,964 km (0.113 R)
• M18: 22,771,937 km (0.07 R)
• M19: 25,171,338 km (0.113 R)
• M20: 27,344,097 km (0.034 R)
• M21: 28,426,288 km (0.103 R)
• M22: 29,536,604 km (0.115 R)
• M23: 30,258,114 km (0.085 R)
• M24: 30,570,923 km (0.102 R)
• M25: 31,629,029 km (0.101 R)
• M26: 44,523,019 km (0.102 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: 313 - 18,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit