🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.8 AU - 0.82 AU

Year: 260 Days

Day: 21.4 Hours

Environment

Temp: 115 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.14 AU - 1.22 AU

Year: 457 Days

Day: 46.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,133,900 km

• M1: 682,765 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.27 AU - 1.69 AU

Year: 642 Days

Day: 20.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,133,900 km

• M1: 30,817 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.49 AU - 3.57 AU

Year: 1880 Days

Day: 46.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,133,900 km

• M1: 249,080 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 10.7

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.62 AU - 7.16 AU

Year: 5095 Days

Day: 9.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,133,900 km

• M1: 133,142 km (0.109 R)
• M2: 670,049 km (0.108 R)
• M3: 1,207,105 km (0.118 R)
• M4: 1,544,149 km (0.1 R)
• M5: 1,945,221 km (0.106 R)
• M6: 2,382,196 km (0.094 R)
• M7: 2,827,250 km (0.067 R)
• M8: 3,285,319 km (0.055 R)
• M9: 4,102,123 km (0.061 R)
• M10: 6,200,233 km (0.11 R)
• M11: 7,226,475 km (0.102 R)
• M12: 7,742,587 km (0.1 R)
• M13: 8,643,915 km (0.094 R)
• M14: 9,225,850 km (0.118 R)
• M15: 10,012,436 km (0.072 R)
• M16: 10,375,959 km (0.072 R)
• M17: 10,890,426 km (0.1 R)
• M18: 12,225,437 km (0.094 R)
• M19: 12,799,444 km (0.08 R)
• M20: 15,699,100 km (0.088 R)
• M21: 18,598,755 km (0.097 R)
• M22: 19,639,807 km (0.114 R)
• M23: 20,138,865 km (0.101 R)
• M24: 24,851,348 km (0.11 R)
• M25: 28,492,859 km (0.09 R)
• M26: 29,040,687 km (0.066 R)
• M27: 29,875,293 km (0.11 R)
• M28: 34,085,725 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.3

Radius: 12.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.63 AU - 6.63 AU

Year: 5410 Days

Day: 10.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,133,900 km

• M1: 154,385 km (0.115 R)
• M2: 634,744 km (0.102 R)
• M3: 1,117,197 km (0.061 R)
• M4: 1,611,767 km (0.101 R)
• M5: 2,207,317 km (0.107 R)
• M6: 3,265,871 km (0.064 R)
• M7: 4,204,598 km (0.085 R)
• M8: 5,998,725 km (0.051 R)
• M9: 6,517,830 km (0.045 R)
• M10: 8,480,554 km (0.116 R)
• M11: 9,294,516 km (0.043 R)
• M12: 9,907,269 km (0.066 R)
• M13: 10,503,416 km (0.098 R)
• M14: 13,181,068 km (0.112 R)
• M15: 15,256,739 km (0.115 R)
• M16: 16,460,703 km (0.034 R)
• M17: 23,670,721 km (0.036 R)
• M18: 25,676,530 km (0.082 R)
• M19: 26,720,872 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.3

Radius: 10.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.63 AU - 10.87 AU

Year: 10852 Days

Day: 13.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,133,900 km

• M1: 134,638 km (0.067 R)
• M2: 628,012 km (0.102 R)
• M3: 2,506,961 km (0.07 R)
• M4: 3,307,459 km (0.119 R)
• M5: 4,663,414 km (0.092 R)
• M6: 9,540,155 km (0.034 R)
• M7: 11,286,860 km (0.055 R)
• M8: 12,119,372 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.8

Radius: 14.7

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.05 AU - 12.81 AU

Year: 12007 Days

Day: 9.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,133,900 km

• M1: 182,809 km (0.048 R)
• M2: 710,590 km (0.052 R)
• M3: 1,180,776 km (0.098 R)
• M4: 2,301,114 km (0.035 R)
• M5: 5,981,521 km (0.099 R)
• M6: 7,575,935 km (0.104 R)
• M7: 8,516,906 km (0.1 R)
• M8: 9,062,190 km (0.088 R)
• M9: 10,892,371 km (0.031 R)
• M10: 11,481,188 km (0.093 R)
• M11: 12,548,569 km (0.067 R)
• M12: 14,880,650 km (0.091 R)
• M13: 22,292,626 km (0.059 R)
• M14: 23,243,769 km (0.089 R)
• M15: 33,617,783 km (0.117 R)
• M16: 37,222,045 km (0.076 R)
• M17: 43,166,466 km (0.089 R)
• M18: 44,508,209 km (0.112 R)
• M19: 45,601,470 km (0.05 R)
• M20: 46,293,809 km (0.086 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 13,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit