🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.7 AU - 0.7 AU

Year: 270 Days

Day: 29.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.01 AU - 1.37 AU

Year: 597 Days

Day: 13.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,875,391 km

• M1: 769,980 km (0.078 R)

Asteroid Belt

Center: 2.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934

Radius: 10.8

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.5 AU - 3.98 AU

Year: 3328 Days

Day: 15 Hours

Environment

Temp: -159 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,875,391 km

• M1: 135,236 km (0.096 R)
• M2: 485,295 km (0.105 R)
• M3: 1,222,963 km (0.113 R)
• M4: 1,833,621 km (0.072 R)
• M5: 3,684,147 km (0.034 R)
• M6: 4,244,840 km (0.113 R)
• M7: 5,217,974 km (0.077 R)
• M8: 5,785,398 km (0.114 R)
• M9: 6,544,458 km (0.054 R)
• M10: 7,204,783 km (0.054 R)
• M11: 9,299,752 km (0.084 R)
• M12: 11,369,438 km (0.026 R)
• M13: 11,772,305 km (0.099 R)
• M14: 12,606,463 km (0.107 R)
• M15: 16,173,175 km (0.105 R)
• M16: 18,278,017 km (0.092 R)
• M17: 20,625,208 km (0.04 R)
• M18: 21,699,919 km (0.116 R)
• M19: 24,773,108 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.5

Radius: 10.1

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.45 AU - 5.89 AU

Year: 6213 Days

Day: 10.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,875,391 km

• M1: 125,662 km (0.116 R)
• M2: 964,158 km (0.103 R)
• M3: 1,368,970 km (0.097 R)
• M4: 1,871,918 km (0.117 R)
• M5: 2,494,844 km (0.092 R)
• M6: 3,658,715 km (0.117 R)
• M7: 4,606,118 km (0.081 R)
• M8: 6,102,546 km (0.071 R)
• M9: 6,444,078 km (0.114 R)
• M10: 7,240,537 km (0.113 R)
• M11: 7,701,897 km (0.114 R)
• M12: 10,119,698 km (0.119 R)
• M13: 11,094,028 km (0.071 R)
• M14: 12,076,587 km (0.07 R)
• M15: 14,095,560 km (0.064 R)
• M16: 15,309,696 km (0.091 R)
• M17: 15,687,282 km (0.065 R)
• M18: 16,265,178 km (0.096 R)
• M19: 17,737,520 km (0.038 R)
• M20: 19,589,991 km (0.05 R)
• M21: 21,022,839 km (0.029 R)
• M22: 21,411,345 km (0.047 R)
• M23: 23,759,283 km (0.1 R)
• M24: 25,212,926 km (0.026 R)
• M25: 26,543,898 km (0.071 R)
• M26: 27,272,589 km (0.119 R)
• M27: 29,636,086 km (0.057 R)
• M28: 30,420,428 km (0.077 R)
• M29: 35,419,540 km (0.113 R)
• M30: 36,525,966 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.4

Radius: 11.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.11 AU - 7.47 AU

Year: 8142 Days

Day: 10.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,875,391 km

• M1: 139,276 km (0.099 R)
• M2: 683,961 km (0.083 R)
• M3: 1,569,730 km (0.105 R)
• M4: 2,970,415 km (0.067 R)
• M5: 3,986,484 km (0.11 R)
• M6: 5,002,702 km (0.099 R)
• M7: 9,162,271 km (0.117 R)
• M8: 13,031,919 km (0.057 R)
• M9: 16,022,979 km (0.084 R)
• M10: 21,103,173 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.6

Radius: 10.7

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.34 AU - 8.72 AU

Year: 8577 Days

Day: 7.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,875,391 km

• M1: 135,236 km (0.04 R)
• M2: 487,839 km (0.074 R)
• M3: 958,025 km (0.04 R)
• M4: 1,569,431 km (0.113 R)
• M5: 2,191,310 km (0.059 R)
• M6: 2,619,010 km (0.108 R)
• M7: 3,102,361 km (0.042 R)
• M8: 3,521,534 km (0.109 R)
• M9: 8,907,356 km (0.114 R)
• M10: 9,326,530 km (0.101 R)
• M11: 16,046,616 km (0.096 R)
• M12: 17,449,993 km (0.037 R)
• M13: 18,705,867 km (0.1 R)
• M14: 23,798,478 km (0.053 R)
• M15: 25,620,431 km (0.094 R)
• M16: 28,726,232 km (0.108 R)
• M17: 30,895,700 km (0.102 R)
• M18: 33,283,282 km (0.113 R)
• M19: 34,521,953 km (0.092 R)
• M20: 36,025,411 km (0.064 R)
• M21: 45,150,283 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.7

Radius: 4.6

Gravity: 18.75 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 10.73 AU - 13.39 AU

Year: 19273 Days

Day: 17.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,875,391 km

• M1: 58,194 km (0.104 R)
• M2: 461,509 km (0.082 R)
• M3: 680,222 km (0.118 R)
• M4: 859,440 km (0.071 R)
• M5: 1,082,191 km (0.103 R)
• M6: 1,233,883 km (0.106 R)
• M7: 1,428,809 km (0.089 R)
• M8: 1,580,502 km (0.102 R)
• M9: 2,339,860 km (0.093 R)
• M10: 2,822,912 km (0.112 R)
• M11: 3,188,529 km (0.059 R)
• M12: 3,449,278 km (0.114 R)
• M13: 4,507,533 km (0.086 R)
• M14: 5,075,706 km (0.1 R)
• M15: 5,615,605 km (0.073 R)
• M16: 5,765,801 km (0.087 R)
• M17: 6,035,227 km (0.093 R)
• M18: 6,353,272 km (0.049 R)
• M19: 7,109,639 km (0.12 R)
• M20: 9,053,663 km (0.118 R)
• M21: 13,343,232 km (0.071 R)
• M22: 14,436,643 km (0.116 R)
• M23: 18,318,858 km (0.073 R)
• M24: 19,580,716 km (0.081 R)
• M25: 21,260,849 km (0.111 R)
• M26: 23,614,772 km (0.074 R)
• M27: 26,450,998 km (0.076 R)
• M28: 28,389,338 km (0.045 R)
• M29: 31,001,316 km (0.082 R)
• M30: 36,046,654 km (0.081 R)
• M31: 39,789,892 km (0.11 R)
• M32: 41,328,805 km (0.113 R)
• M33: 44,227,414 km (0.105 R)
• M34: 50,102,571 km (0.098 R)
• M35: 53,394,023 km (0.117 R)
• M36: 54,069,158 km (0.113 R)
• M37: 57,354,028 km (0.085 R)
• M38: 60,769,348 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 18,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit