🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.49 AU - 0.71 AU

Year: 305 Days

Day: 42.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.72 AU

Year: 305 Days

Day: 29.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.2

Radius: 10

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.39 AU - 1.99 AU

Year: 1441 Days

Day: 12.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,494,995 km

• M1: 124,316 km (0.119 R)
• M2: 452,384 km (0.075 R)
• M3: 898,335 km (0.104 R)
• M4: 1,314,367 km (0.066 R)
• M5: 1,875,509 km (0.097 R)
• M6: 2,937,205 km (0.098 R)
• M7: 3,669,935 km (0.036 R)
• M8: 4,455,174 km (0.097 R)
• M9: 5,496,226 km (0.095 R)
• M10: 6,275,481 km (0.112 R)
• M11: 7,038,281 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369

Radius: 10.6

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.12 AU - 3.14 AU

Year: 2798 Days

Day: 8.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,494,995 km

• M1: 131,796 km (0.051 R)
• M2: 468,541 km (0.104 R)
• M3: 817,403 km (0.055 R)
• M4: 1,600,248 km (0.08 R)
• M5: 1,996,982 km (0.109 R)
• M6: 2,840,864 km (0.119 R)
• M7: 3,278,587 km (0.079 R)
• M8: 4,450,686 km (0.119 R)
• M9: 4,847,420 km (0.073 R)
• M10: 5,522,256 km (0.068 R)
• M11: 7,340,768 km (0.117 R)
• M12: 9,224,953 km (0.039 R)
• M13: 10,477,536 km (0.109 R)
• M14: 11,644,100 km (0.108 R)
• M15: 12,198,510 km (0.105 R)
• M16: 12,770,422 km (0.036 R)
• M17: 13,274,866 km (0.117 R)
• M18: 14,012,085 km (0.058 R)
• M19: 14,776,380 km (0.082 R)
• M20: 15,379,409 km (0.116 R)
• M21: 16,388,148 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.6

Radius: 10.1

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.6 AU - 4.48 AU

Year: 5327 Days

Day: 5.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,494,995 km

• M1: 125,662 km (0.076 R)
• M2: 562,937 km (0.065 R)
• M3: 966,851 km (0.07 R)
• M4: 1,319,154 km (0.106 R)
• M5: 1,925,773 km (0.069 R)
• M6: 2,461,184 km (0.052 R)
• M7: 2,858,666 km (0.115 R)
• M8: 3,383,754 km (0.117 R)
• M9: 3,807,266 km (0.032 R)
• M10: 5,530,783 km (0.041 R)
• M11: 6,152,661 km (0.056 R)
• M12: 7,208,074 km (0.107 R)
• M13: 8,340,231 km (0.032 R)
• M14: 8,702,108 km (0.097 R)
• M15: 9,032,420 km (0.059 R)
• M16: 11,585,308 km (0.059 R)
• M17: 12,867,062 km (0.08 R)
• M18: 13,242,254 km (0.104 R)
• M19: 14,412,109 km (0.087 R)
• M20: 16,892,442 km (0.101 R)
• M21: 17,342,732 km (0.085 R)
• M22: 17,669,154 km (0.115 R)
• M23: 19,715,055 km (0.099 R)
• M24: 20,286,369 km (0.076 R)
• M25: 20,648,844 km (0.101 R)
• M26: 21,387,110 km (0.085 R)
• M27: 23,388,729 km (0.043 R)
• M28: 24,680,806 km (0.064 R)
• M29: 27,495,041 km (0.118 R)
• M30: 27,939,347 km (0.102 R)
• M31: 29,578,641 km (0.115 R)
• M32: 31,377,555 km (0.11 R)
• M33: 32,748,919 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.6

Radius: 14.6

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.23 AU - 5.25 AU

Year: 7869 Days

Day: 6.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,494,995 km

• M1: 181,612 km (0.03 R)
• M2: 722,408 km (0.074 R)
• M3: 1,184,217 km (0.084 R)
• M4: 2,168,870 km (0.052 R)
• M5: 3,367,747 km (0.071 R)
• M6: 4,452,781 km (0.1 R)
• M7: 4,912,046 km (0.051 R)
• M8: 5,498,919 km (0.1 R)
• M9: 6,236,735 km (0.105 R)
• M10: 7,387,891 km (0.093 R)
• M11: 7,869,895 km (0.08 R)
• M12: 8,458,862 km (0.039 R)
• M13: 9,122,478 km (0.082 R)
• M14: 11,750,165 km (0.081 R)
• M15: 12,353,194 km (0.118 R)
• M16: 13,502,405 km (0.114 R)
• M17: 14,225,561 km (0.103 R)
• M18: 17,662,123 km (0.119 R)
• M19: 18,235,980 km (0.119 R)
• M20: 18,970,805 km (0.076 R)
• M21: 36,271,949 km (0.078 R)
• M22: 38,502,453 km (0.118 R)
• M23: 42,977,374 km (0.102 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 15,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit