🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.59 AU - 0.83 AU

Year: 228 Days

Day: 31.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.67 AU - 0.85 AU

Year: 252 Days

Day: 20.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.96 AU - 4.84 AU

Year: 2933 Days

Day: 13.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 14.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.37 AU - 5.17 AU

Year: 3360 Days

Day: 6.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,841,936 km

• M1: 179,218 km (0.087 R)
• M2: 673,490 km (0.1 R)
• M3: 1,179,729 km (0.103 R)
• M4: 1,859,053 km (0.116 R)
• M5: 2,836,675 km (0.071 R)
• M6: 3,382,707 km (0.092 R)
• M7: 4,194,126 km (0.104 R)
• M8: 5,246,996 km (0.109 R)
• M9: 7,365,601 km (0.079 R)
• M10: 8,503,293 km (0.118 R)
• M11: 10,406,925 km (0.09 R)
• M12: 12,041,432 km (0.114 R)
• M13: 14,759,326 km (0.092 R)
• M14: 17,127,311 km (0.107 R)

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.2

Radius: 12.5

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.17 AU - 5.31 AU

Year: 4568 Days

Day: 10.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 153.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,841,936 km

• M1: 155,582 km (0.084 R)
• M2: 608,415 km (0.089 R)
• M3: 1,040,154 km (0.036 R)
• M4: 1,564,195 km (0.036 R)
• M5: 3,103,109 km (0.09 R)
• M6: 4,071,755 km (0.088 R)
• M7: 5,042,795 km (0.07 R)
• M8: 5,860,347 km (0.047 R)
• M9: 6,379,601 km (0.094 R)
• M10: 9,047,530 km (0.112 R)
• M11: 10,650,471 km (0.098 R)
• M12: 11,708,427 km (0.101 R)
• M13: 12,141,064 km (0.047 R)
• M14: 14,521,465 km (0.08 R)
• M15: 18,782,611 km (0.102 R)
• M16: 19,443,086 km (0.09 R)
• M17: 19,982,536 km (0.07 R)
• M18: 21,091,505 km (0.093 R)
• M19: 21,949,897 km (0.096 R)
• M20: 25,058,990 km (0.113 R)
• M21: 25,940,720 km (0.046 R)

Asteroid Belt

Center: 6.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.6

Radius: 9.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.3 AU - 8.52 AU

Year: 7681 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,841,936 km

• M1: 124,166 km (0.071 R)
• M2: 490,083 km (0.071 R)
• M3: 909,405 km (0.099 R)
• M4: 1,755,082 km (0.089 R)
• M5: 2,231,103 km (0.117 R)
• M6: 4,441,710 km (0.087 R)
• M7: 5,416,789 km (0.085 R)
• M8: 6,110,624 km (0.076 R)
• M9: 6,930,869 km (0.065 R)
• M10: 8,869,957 km (0.106 R)
• M11: 12,674,380 km (0.051 R)
• M12: 14,282,109 km (0.099 R)
• M13: 15,193,010 km (0.09 R)
• M14: 17,575,207 km (0.115 R)
• M15: 19,295,133 km (0.071 R)
• M16: 21,636,340 km (0.077 R)
• M17: 22,990,051 km (0.096 R)
• M18: 24,399,413 km (0.049 R)
• M19: 24,720,300 km (0.088 R)
• M20: 28,615,530 km (0.071 R)
• M21: 30,988,900 km (0.058 R)
• M22: 31,840,261 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.4

Radius: 9.3

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.18 AU - 8.84 AU

Year: 9453 Days

Day: 14.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,841,936 km

• M1: 115,789 km (0.12 R)
• M2: 906,563 km (0.11 R)
• M3: 1,485,208 km (0.111 R)
• M4: 1,973,645 km (0.07 R)
• M5: 2,710,863 km (0.091 R)
• M6: 3,062,268 km (0.092 R)
• M7: 4,246,336 km (0.088 R)
• M8: 4,539,847 km (0.079 R)
• M9: 5,711,198 km (0.118 R)
• M10: 6,254,687 km (0.086 R)
• M11: 8,780,049 km (0.119 R)
• M12: 9,356,449 km (0.117 R)
• M13: 10,853,625 km (0.028 R)
• M14: 11,917,415 km (0.073 R)
• M15: 13,736,226 km (0.117 R)
• M16: 14,121,141 km (0.044 R)
• M17: 15,114,770 km (0.067 R)
• M18: 20,046,713 km (0.087 R)
• M19: 22,253,132 km (0.113 R)
• M20: 28,468,176 km (0.082 R)
• M21: 32,363,854 km (0.101 R)
• M22: 33,390,544 km (0.082 R)
• M23: 34,321,192 km (0.063 R)
• M24: 34,674,692 km (0.111 R)
• M25: 36,234,399 km (0.044 R)
• M26: 37,465,590 km (0.06 R)
• M27: 37,840,333 km (0.107 R)
• M28: 41,592,995 km (0.106 R)
• M29: 41,994,815 km (0.045 R)
• M30: 42,399,178 km (0.104 R)
• M31: 43,766,054 km (0.039 R)
• M32: 46,443,557 km (0.109 R)
• M33: 46,876,044 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.3

Radius: 9.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.36 AU - 11.2 AU

Year: 11647 Days

Day: 11.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,841,936 km

• M1: 116,986 km (0.097 R)
• M2: 424,559 km (0.1 R)
• M3: 881,730 km (0.039 R)
• M4: 1,847,235 km (0.076 R)
• M5: 3,490,717 km (0.108 R)
• M6: 6,103,294 km (0.071 R)
• M7: 6,438,393 km (0.113 R)
• M8: 7,182,044 km (0.095 R)
• M9: 11,327,700 km (0.069 R)
• M10: 12,677,971 km (0.089 R)
• M11: 16,389,494 km (0.037 R)
• M12: 16,842,177 km (0.082 R)
• M13: 17,839,995 km (0.093 R)
• M14: 20,544,126 km (0.06 R)
• M15: 21,375,142 km (0.114 R)
• M16: 24,587,008 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.7

Radius: 3

Gravity: 81.74 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 15.42 AU - 18 AU

Year: 26011 Days

Day: 15.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,841,936 km

• M1: 37,250 km (0.114 R)
• M2: 135,835 km (0.063 R)
• M3: 606,021 km (0.106 R)
• M4: 736,022 km (0.072 R)
• M5: 836,850 km (0.105 R)
• M6: 1,122,882 km (0.065 R)
• M7: 1,487,452 km (0.098 R)
• M8: 1,904,830 km (0.108 R)
• M9: 2,696,352 km (0.085 R)
• M10: 6,248,105 km (0.106 R)
• M11: 8,607,413 km (0.106 R)
• M12: 10,756,386 km (0.108 R)
• M13: 33,959,764 km (0.036 R)
• M14: 34,820,999 km (0.113 R)
• M15: 39,189,257 km (0.1 R)
• M16: 40,136,510 km (0.04 R)
• M17: 43,571,726 km (0.111 R)
• M18: 50,647,257 km (0.108 R)
• M19: 52,528,450 km (0.054 R)
• M20: 52,719,187 km (0.117 R)
• M21: 69,741,929 km (0.056 R)
• M22: 76,139,482 km (0.114 R)
• M23: 88,188,842 km (0.106 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: 183 - 19,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit