🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.67 AU - 0.83 AU

Year: 235 Days

Day: 34.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,753,721 km

• M1: 23,786 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.7 AU - 1.1 AU

Year: 309 Days

Day: 18.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.41 AU - 2.85 AU

Year: 1542 Days

Day: 14 Hours

Environment

Temp: -95 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,753,721 km

• M1: 1,259,016 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.76 AU - 2.98 AU

Year: 1758 Days

Day: 20 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.5

Radius: 9.2

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.8 AU - 7.9 AU

Year: 5787 Days

Day: 8.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 113 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,753,721 km

• M1: 114,442 km (0.087 R)
• M2: 402,568 km (0.04 R)
• M3: 762,201 km (0.118 R)
• M4: 1,305,840 km (0.088 R)
• M5: 1,632,562 km (0.089 R)
• M6: 2,454,602 km (0.032 R)
• M7: 2,998,540 km (0.03 R)
• M8: 3,440,901 km (0.035 R)
• M9: 3,759,694 km (0.095 R)
• M10: 4,148,199 km (0.102 R)
• M11: 5,327,031 km (0.056 R)
• M12: 6,962,734 km (0.105 R)
• M13: 9,780,559 km (0.036 R)
• M14: 11,094,926 km (0.112 R)
• M15: 14,301,407 km (0.094 R)
• M16: 14,711,754 km (0.12 R)
• M17: 15,129,880 km (0.082 R)
• M18: 15,555,935 km (0.078 R)
• M19: 16,688,540 km (0.112 R)
• M20: 17,740,512 km (0.106 R)
• M21: 19,329,391 km (0.079 R)
• M22: 19,831,292 km (0.115 R)
• M23: 24,662,855 km (0.034 R)
• M24: 24,999,151 km (0.079 R)
• M25: 25,939,822 km (0.084 R)
• M26: 27,170,713 km (0.05 R)
• M27: 29,939,022 km (0.119 R)
• M28: 30,804,745 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 11.6

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.17 AU - 7.71 AU

Year: 5910 Days

Day: 11.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,753,721 km

• M1: 144,362 km (0.101 R)
• M2: 539,899 km (0.083 R)
• M3: 1,076,207 km (0.072 R)
• M4: 1,624,184 km (0.11 R)
• M5: 2,337,766 km (0.095 R)
• M6: 2,838,320 km (0.07 R)
• M7: 4,102,722 km (0.074 R)
• M8: 4,913,542 km (0.08 R)
• M9: 5,288,434 km (0.08 R)
• M10: 6,066,044 km (0.081 R)
• M11: 9,297,059 km (0.076 R)
• M12: 9,664,770 km (0.084 R)
• M13: 10,604,694 km (0.09 R)
• M14: 11,188,275 km (0.036 R)
• M15: 12,616,636 km (0.064 R)
• M16: 13,017,408 km (0.084 R)
• M17: 13,791,577 km (0.1 R)
• M18: 14,705,919 km (0.086 R)
• M19: 16,715,168 km (0.042 R)
• M20: 18,194,542 km (0.074 R)
• M21: 19,096,916 km (0.12 R)
• M22: 21,341,782 km (0.083 R)
• M23: 22,932,755 km (0.106 R)
• M24: 27,588,091 km (0.057 R)
• M25: 28,264,274 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.3

Radius: 10.4

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.12 AU - 7.76 AU

Year: 6612 Days

Day: 7.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,753,721 km

• M1: 130,449 km (0.105 R)
• M2: 533,167 km (0.092 R)
• M3: 1,873,115 km (0.108 R)
• M4: 2,351,978 km (0.076 R)
• M5: 2,853,579 km (0.056 R)
• M6: 3,403,651 km (0.072 R)
• M7: 4,399,075 km (0.084 R)
• M8: 5,856,158 km (0.107 R)
• M9: 6,440,338 km (0.061 R)
• M10: 7,687,236 km (0.119 R)
• M11: 9,694,391 km (0.086 R)
• M12: 10,326,741 km (0.11 R)
• M13: 11,180,047 km (0.098 R)
• M14: 14,022,856 km (0.076 R)
• M15: 14,773,239 km (0.103 R)
• M16: 16,862,223 km (0.056 R)
• M17: 18,314,519 km (0.057 R)
• M18: 18,793,681 km (0.082 R)
• M19: 19,141,048 km (0.069 R)
• M20: 20,573,597 km (0.067 R)
• M21: 21,466,546 km (0.099 R)
• M22: 29,471,080 km (0.112 R)
• M23: 31,183,676 km (0.099 R)
• M24: 33,772,916 km (0.088 R)

Asteroid Belt

Center: 9.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.5

Radius: 12

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.24 AU - 13.88 AU

Year: 14214 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,753,721 km

• M1: 150,645 km (0.1 R)
• M2: 621,878 km (0.081 R)
• M3: 1,479,673 km (0.082 R)
• M4: 2,722,382 km (0.115 R)
• M5: 4,833,806 km (0.056 R)
• M6: 5,906,124 km (0.112 R)
• M7: 6,369,728 km (0.064 R)
• M8: 9,298,854 km (0.116 R)
• M9: 13,508,837 km (0.038 R)
• M10: 17,290,223 km (0.082 R)
• M11: 21,308,571 km (0.087 R)
• M12: 21,893,200 km (0.081 R)
• M13: 26,769,193 km (0.119 R)
• M14: 29,459,261 km (0.101 R)
• M15: 29,872,451 km (0.098 R)
• M16: 38,726,850 km (0.108 R)
• M17: 41,250,266 km (0.082 R)
• M18: 45,238,097 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.9

Radius: 5.1

Gravity: 20.76 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.16 AU - 14.76 AU

Year: 16873 Days

Day: 15.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,753,721 km

• M1: 79,137 km (0.072 R)
• M2: 486,642 km (0.082 R)
• M3: 836,102 km (0.111 R)
• M4: 1,229,994 km (0.087 R)
• M5: 1,705,715 km (0.077 R)
• M6: 2,336,868 km (0.032 R)
• M7: 3,613,088 km (0.047 R)
• M8: 3,810,856 km (0.05 R)
• M9: 5,331,070 km (0.113 R)
• M10: 6,245,412 km (0.104 R)
• M11: 7,393,875 km (0.112 R)
• M12: 10,380,147 km (0.079 R)
• M13: 11,490,912 km (0.099 R)
• M14: 14,645,781 km (0.111 R)
• M15: 15,004,218 km (0.106 R)
• M16: 15,295,335 km (0.108 R)
• M17: 15,738,893 km (0.043 R)
• M18: 16,651,889 km (0.119 R)
• M19: 23,462,481 km (0.071 R)
• M20: 24,955,618 km (0.112 R)
• M21: 30,389,012 km (0.117 R)
• M22: 30,972,145 km (0.104 R)
• M23: 33,627,058 km (0.12 R)
• M24: 39,799,018 km (0.098 R)
• M25: 47,617,152 km (0.086 R)
• M26: 50,978,317 km (0.079 R)
• M27: 55,701,271 km (0.102 R)
• M28: 59,610,563 km (0.063 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 19,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit