🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.66 AU - 1.02 AU

Year: 274 Days

Day: 16.2 Hours

Environment

Temp: 110 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.75 AU - 1.05 AU

Year: 304 Days

Day: 31.1 Hours

Environment

Temp: 103 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.86 AU - 3.36 AU

Year: 1955 Days

Day: 14.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.2

Radius: 10.9

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.96 AU - 5.58 AU

Year: 4312 Days

Day: 13.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,413,746 km

• M1: 135,536 km (0.057 R)
• M2: 518,357 km (0.075 R)
• M3: 932,444 km (0.064 R)
• M4: 1,520,513 km (0.065 R)
• M5: 1,935,796 km (0.078 R)
• M6: 2,371,276 km (0.119 R)
• M7: 3,164,743 km (0.117 R)
• M8: 3,908,544 km (0.027 R)
• M9: 4,353,448 km (0.082 R)
• M10: 6,211,154 km (0.108 R)
• M11: 8,381,969 km (0.109 R)
• M12: 9,159,878 km (0.12 R)
• M13: 9,838,154 km (0.11 R)
• M14: 10,245,958 km (0.088 R)
• M15: 11,016,537 km (0.067 R)
• M16: 11,619,416 km (0.047 R)
• M17: 13,023,243 km (0.119 R)
• M18: 14,253,386 km (0.068 R)
• M19: 15,709,422 km (0.085 R)
• M20: 16,318,734 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 11.7

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.29 AU - 7.47 AU

Year: 6432 Days

Day: 8.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,413,746 km

• M1: 146,606 km (0.085 R)
• M2: 519,254 km (0.116 R)
• M3: 1,152,352 km (0.084 R)
• M4: 1,870,572 km (0.087 R)
• M5: 2,489,757 km (0.111 R)
• M6: 3,486,229 km (0.112 R)
• M7: 4,509,927 km (0.12 R)
• M8: 4,989,239 km (0.114 R)
• M9: 5,659,886 km (0.083 R)
• M10: 6,083,846 km (0.086 R)
• M11: 7,956,812 km (0.102 R)
• M12: 9,223,606 km (0.104 R)
• M13: 10,669,171 km (0.09 R)
• M14: 12,476,911 km (0.074 R)
• M15: 16,756,906 km (0.032 R)
• M16: 17,703,412 km (0.119 R)
• M17: 18,330,377 km (0.044 R)
• M18: 18,900,045 km (0.12 R)
• M19: 20,376,277 km (0.098 R)
• M20: 21,454,279 km (0.117 R)
• M21: 24,400,759 km (0.091 R)
• M22: 25,970,789 km (0.054 R)
• M23: 35,828,391 km (0.076 R)
• M24: 37,511,217 km (0.086 R)
• M25: 38,083,728 km (0.101 R)
• M26: 38,545,836 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.1

Radius: 14.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.98 AU - 8.3 AU

Year: 6801 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,413,746 km

• M1: 175,329 km (0.099 R)
• M2: 834,607 km (0.058 R)
• M3: 1,482,964 km (0.093 R)
• M4: 2,172,460 km (0.081 R)
• M5: 3,030,853 km (0.085 R)
• M6: 3,582,869 km (0.071 R)
• M7: 4,153,435 km (0.111 R)
• M8: 4,945,257 km (0.074 R)
• M9: 6,898,407 km (0.082 R)
• M10: 8,201,105 km (0.12 R)
• M11: 9,364,976 km (0.074 R)
• M12: 9,834,414 km (0.09 R)
• M13: 10,820,414 km (0.095 R)
• M14: 11,626,896 km (0.047 R)
• M15: 13,306,431 km (0.098 R)
• M16: 13,955,537 km (0.046 R)
• M17: 15,850,493 km (0.053 R)
• M18: 16,457,262 km (0.106 R)
• M19: 17,588,371 km (0.119 R)
• M20: 20,500,144 km (0.078 R)
• M21: 23,562,712 km (0.07 R)
• M22: 24,114,578 km (0.073 R)
• M23: 27,434,903 km (0.079 R)
• M24: 29,567,421 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403

Radius: 10.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.55 AU - 10.95 AU

Year: 10852 Days

Day: 5.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,413,746 km

• M1: 127,009 km (0.066 R)
• M2: 507,436 km (0.11 R)
• M3: 996,771 km (0.117 R)
• M4: 2,894,569 km (0.106 R)
• M5: 4,433,632 km (0.113 R)
• M6: 4,951,091 km (0.101 R)
• M7: 5,802,453 km (0.118 R)
• M8: 6,934,609 km (0.063 R)
• M9: 9,584,287 km (0.113 R)
• M10: 11,316,331 km (0.108 R)
• M11: 11,847,403 km (0.054 R)
• M12: 15,197,947 km (0.086 R)
• M13: 16,042,277 km (0.059 R)
• M14: 16,986,090 km (0.117 R)
• M15: 21,696,628 km (0.106 R)
• M16: 22,433,846 km (0.053 R)
• M17: 25,369,854 km (0.105 R)
• M18: 26,096,301 km (0.119 R)
• M19: 30,240,312 km (0.111 R)
• M20: 32,840,921 km (0.078 R)
• M21: 35,025,948 km (0.098 R)
• M22: 36,727,175 km (0.092 R)
• M23: 37,189,881 km (0.077 R)
• M24: 37,891,495 km (0.049 R)
• M25: 40,171,067 km (0.033 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 17,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit