🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.5 AU - 0.6 AU

Year: 143 Days

Day: 20.9 Hours

Environment

Temp: 205 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,930,501 km

• M1: 89,160 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.51 AU - 0.69 AU

Year: 163 Days

Day: 19.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.6 AU - 0.92 AU

Year: 232 Days

Day: 44.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.62 AU - 3.7 AU

Year: 1965 Days

Day: 32.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.4

Radius: 10.7

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.61 AU - 6.2 AU

Year: 5014 Days

Day: 12.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,930,501 km

• M1: 133,142 km (0.035 R)
• M2: 475,871 km (0.109 R)
• M3: 902,225 km (0.067 R)
• M4: 1,598,154 km (0.046 R)
• M5: 2,272,092 km (0.081 R)
• M6: 2,876,019 km (0.119 R)
• M7: 3,391,533 km (0.09 R)
• M8: 3,875,183 km (0.097 R)
• M9: 4,230,927 km (0.07 R)
• M10: 5,175,338 km (0.115 R)
• M11: 6,002,615 km (0.095 R)
• M12: 9,602,388 km (0.12 R)
• M13: 10,080,054 km (0.105 R)
• M14: 13,990,842 km (0.118 R)
• M15: 14,492,443 km (0.12 R)
• M16: 15,413,517 km (0.065 R)
• M17: 16,312,152 km (0.094 R)
• M18: 19,082,106 km (0.116 R)
• M19: 19,560,819 km (0.096 R)
• M20: 21,630,506 km (0.118 R)
• M21: 22,909,568 km (0.112 R)
• M22: 23,763,622 km (0.05 R)
• M23: 26,116,796 km (0.061 R)
• M24: 26,707,409 km (0.071 R)
• M25: 27,653,316 km (0.105 R)
• M26: 28,355,229 km (0.081 R)
• M27: 30,069,770 km (0.11 R)
• M28: 31,376,508 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.8

Radius: 10.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.85 AU - 6.07 AU

Year: 5090 Days

Day: 7.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,930,501 km

• M1: 129,103 km (0.091 R)
• M2: 941,868 km (0.085 R)
• M3: 2,285,107 km (0.106 R)
• M4: 2,819,770 km (0.104 R)
• M5: 3,507,920 km (0.119 R)
• M6: 4,846,672 km (0.086 R)
• M7: 5,312,819 km (0.119 R)
• M8: 6,835,875 km (0.062 R)
• M9: 7,273,149 km (0.101 R)
• M10: 10,339,307 km (0.117 R)
• M11: 11,842,915 km (0.044 R)
• M12: 15,625,498 km (0.097 R)
• M13: 18,985,466 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.1

Radius: 14.5

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.12 AU - 9.2 AU

Year: 8916 Days

Day: 12 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,930,501 km

• M1: 180,415 km (0.037 R)
• M2: 913,295 km (0.113 R)
• M3: 1,706,313 km (0.107 R)
• M4: 2,178,145 km (0.095 R)
• M5: 3,165,042 km (0.114 R)
• M6: 3,990,374 km (0.079 R)
• M7: 5,518,965 km (0.082 R)
• M8: 6,262,765 km (0.077 R)
• M9: 10,547,697 km (0.05 R)
• M10: 11,359,415 km (0.117 R)
• M11: 12,654,783 km (0.053 R)
• M12: 13,199,768 km (0.055 R)
• M13: 14,142,833 km (0.053 R)
• M14: 16,269,217 km (0.094 R)
• M15: 18,140,836 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.2

Radius: 8.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.95 AU - 10.61 AU

Year: 11531 Days

Day: 14.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,930,501 km

• M1: 103,223 km (0.097 R)
• M2: 477,666 km (0.048 R)
• M3: 2,598,365 km (0.11 R)
• M4: 2,957,999 km (0.107 R)
• M5: 3,754,009 km (0.074 R)
• M6: 4,114,839 km (0.058 R)
• M7: 4,822,886 km (0.064 R)
• M8: 6,858,314 km (0.101 R)
• M9: 9,627,072 km (0.054 R)
• M10: 10,822,060 km (0.094 R)
• M11: 16,983,697 km (0.035 R)
• M12: 24,643,108 km (0.118 R)
• M13: 34,016,611 km (0.064 R)

Planet 9 - Gas Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.5

Radius: 12.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.73 AU - 13.49 AU

Year: 16607 Days

Day: 10.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,930,501 km

• M1: 153,039 km (0.093 R)
• M2: 591,660 km (0.091 R)
• M3: 1,096,403 km (0.086 R)
• M4: 1,871,769 km (0.093 R)
• M5: 2,343,301 km (0.114 R)
• M6: 2,737,491 km (0.089 R)
• M7: 3,451,821 km (0.048 R)
• M8: 4,168,245 km (0.114 R)
• M9: 4,784,888 km (0.106 R)
• M10: 6,515,735 km (0.114 R)
• M11: 7,133,724 km (0.067 R)
• M12: 8,344,569 km (0.072 R)
• M13: 9,074,158 km (0.101 R)
• M14: 11,056,031 km (0.103 R)
• M15: 13,182,415 km (0.08 R)
• M16: 16,005,027 km (0.113 R)
• M17: 19,626,343 km (0.026 R)
• M18: 20,393,780 km (0.117 R)
• M19: 26,031,226 km (0.086 R)
• M20: 26,646,522 km (0.11 R)
• M21: 28,334,884 km (0.083 R)
• M22: 32,274,993 km (0.113 R)
• M23: 34,192,239 km (0.109 R)
• M24: 39,315,816 km (0.074 R)
• M25: 43,766,353 km (0.112 R)
• M26: 50,260,546 km (0.114 R)
• M27: 51,857,952 km (0.092 R)
• M28: 55,153,743 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.3

Radius: 7.1

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.74 AU - 18.92 AU

Year: 28586 Days

Day: 15.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,930,501 km

• M1: 88,712 km (0.096 R)
• M2: 318,793 km (0.044 R)
• M3: 777,460 km (0.055 R)
• M4: 1,395,599 km (0.03 R)
• M5: 1,991,297 km (0.095 R)
• M6: 4,114,390 km (0.053 R)
• M7: 5,058,951 km (0.107 R)
• M8: 11,693,766 km (0.09 R)
• M9: 13,205,602 km (0.071 R)
• M10: 14,998,832 km (0.113 R)
• M11: 16,116,777 km (0.057 R)
• M12: 25,540,844 km (0.051 R)
• M13: 31,778,776 km (0.098 R)
• M14: 33,616,586 km (0.108 R)
• M15: 36,363,502 km (0.072 R)
• M16: 55,857,152 km (0.113 R)
• M17: 68,974,492 km (0.116 R)
• M18: 77,988,212 km (0.061 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 17,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit