🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.71 AU - 1.05 AU

Year: 368 Days

Day: 20.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.81 AU - 0.99 AU

Year: 381 Days

Day: 25.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,223,573 km

• M1: 35,455 km (0.11 R)
• M2: 75,098 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.96 AU - 1.58 AU

Year: 639 Days

Day: 32.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 144.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.11 AU - 1.63 AU

Year: 716 Days

Day: 30.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,223,573 km

• M1: 46,226 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.05 AU - 2.15 AU

Year: 1358 Days

Day: 23.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.5

Radius: 13.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.43 AU - 3.51 AU

Year: 2884 Days

Day: 5.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,223,573 km

• M1: 178,321 km (0.099 R)
• M2: 907,311 km (0.106 R)
• M3: 1,432,848 km (0.052 R)
• M4: 2,217,938 km (0.078 R)
• M5: 2,857,020 km (0.108 R)
• M6: 3,755,804 km (0.081 R)
• M7: 4,462,205 km (0.115 R)
• M8: 4,908,157 km (0.086 R)
• M9: 5,593,614 km (0.113 R)
• M10: 6,370,925 km (0.106 R)
• M11: 6,877,463 km (0.042 R)
• M12: 7,870,494 km (0.083 R)
• M13: 8,667,551 km (0.116 R)
• M14: 9,290,776 km (0.116 R)
• M15: 11,043,614 km (0.117 R)
• M16: 12,680,813 km (0.119 R)
• M17: 16,048,710 km (0.112 R)
• M18: 16,598,033 km (0.063 R)
• M19: 18,381,240 km (0.116 R)
• M20: 19,104,695 km (0.093 R)
• M21: 20,288,912 km (0.11 R)
• M22: 20,866,809 km (0.081 R)
• M23: 23,498,534 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.4

Radius: 12.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.33 AU - 6.79 AU

Year: 6657 Days

Day: 5.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,223,573 km

• M1: 158,125 km (0.091 R)
• M2: 590,762 km (0.09 R)
• M3: 1,047,634 km (0.098 R)
• M4: 2,015,083 km (0.106 R)
• M5: 2,818,573 km (0.085 R)
• M6: 3,990,822 km (0.036 R)
• M7: 4,975,176 km (0.098 R)
• M8: 6,342,800 km (0.109 R)
• M9: 7,421,850 km (0.077 R)
• M10: 7,947,536 km (0.111 R)
• M11: 11,494,053 km (0.083 R)
• M12: 13,365,523 km (0.118 R)
• M13: 14,202,373 km (0.108 R)
• M14: 18,237,776 km (0.032 R)
• M15: 20,118,819 km (0.086 R)
• M16: 20,626,854 km (0.065 R)
• M17: 25,339,785 km (0.106 R)
• M18: 26,018,062 km (0.09 R)
• M19: 28,487,773 km (0.102 R)
• M20: 30,725,757 km (0.084 R)
• M21: 32,878,022 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.3

Radius: 3.8

Gravity: 34.99 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.67 AU - 11.79 AU

Year: 17927 Days

Day: 17.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,223,573 km

• M1: 47,273 km (0.082 R)
• M2: 215,122 km (0.097 R)
• M3: 708,944 km (0.096 R)
• M4: 1,788,891 km (0.117 R)
• M5: 2,005,659 km (0.114 R)
• M6: 3,026,963 km (0.055 R)
• M7: 3,152,775 km (0.084 R)
• M8: 4,812,863 km (0.049 R)
• M9: 6,593,676 km (0.111 R)
• M10: 7,022,274 km (0.084 R)
• M11: 8,370,450 km (0.081 R)
• M12: 8,669,496 km (0.101 R)
• M13: 9,131,304 km (0.056 R)
• M14: 12,508,177 km (0.068 R)
• M15: 13,842,141 km (0.07 R)
• M16: 17,912,101 km (0.054 R)
• M17: 18,076,509 km (0.055 R)
• M18: 21,027,626 km (0.052 R)
• M19: 22,521,211 km (0.069 R)
• M20: 22,712,697 km (0.087 R)
• M21: 24,790,013 km (0.06 R)
• M22: 26,348,972 km (0.097 R)
• M23: 30,122,130 km (0.08 R)
• M24: 32,869,046 km (0.112 R)
• M25: 36,564,562 km (0.077 R)
• M26: 36,696,806 km (0.096 R)
• M27: 36,962,044 km (0.061 R)
• M28: 38,171,542 km (0.09 R)
• M29: 39,268,543 km (0.088 R)
• M30: 41,095,732 km (0.102 R)
• M31: 41,957,864 km (0.116 R)
• M32: 43,126,074 km (0.102 R)
• M33: 43,273,578 km (0.104 R)
• M34: 45,986,984 km (0.11 R)
• M35: 53,092,733 km (0.106 R)
• M36: 53,432,021 km (0.093 R)
• M37: 57,975,608 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.8

Radius: 3.1

Gravity: 60.85 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.97 AU - 15.63 AU

Year: 20435 Days

Day: 20.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 132.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,223,573 km

• M1: 38,596 km (0.119 R)
• M2: 141,370 km (0.118 R)
• M3: 509,530 km (0.117 R)
• M4: 687,701 km (0.094 R)
• M5: 1,182,122 km (0.088 R)
• M6: 1,994,888 km (0.113 R)
• M7: 2,481,978 km (0.089 R)
• M8: 2,644,741 km (0.089 R)
• M9: 2,814,684 km (0.091 R)
• M10: 3,176,412 km (0.116 R)
• M11: 3,285,169 km (0.111 R)
• M12: 4,446,946 km (0.095 R)
• M13: 5,979,876 km (0.105 R)
• M14: 6,104,192 km (0.08 R)
• M15: 10,151,861 km (0.116 R)
• M16: 10,568,192 km (0.079 R)
• M17: 11,182,740 km (0.107 R)
• M18: 11,820,476 km (0.106 R)
• M19: 15,222,631 km (0.08 R)
• M20: 16,650,093 km (0.096 R)
• M21: 17,061,936 km (0.068 R)
• M22: 17,820,398 km (0.076 R)
• M23: 18,866,087 km (0.028 R)
• M24: 21,078,938 km (0.098 R)
• M25: 31,535,082 km (0.092 R)
• M26: 34,369,512 km (0.059 R)
• M27: 34,902,380 km (0.118 R)
• M28: 35,712,153 km (0.053 R)
• M29: 36,950,076 km (0.108 R)
• M30: 37,509,273 km (0.1 R)
• M31: 42,645,566 km (0.081 R)
• M32: 44,666,783 km (0.067 R)
• M33: 45,620,768 km (0.088 R)
• M34: 48,564,256 km (0.052 R)
• M35: 53,390,433 km (0.098 R)
• M36: 54,464,546 km (0.053 R)
• M37: 55,919,086 km (0.1 R)
• M38: 64,585,889 km (0.082 R)
• M39: 69,342,353 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 17,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit