🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.69 AU

Year: 154 Days

Day: 44.9 Hours

Environment

Temp: 227 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.97 AU - 1.19 AU

Year: 425 Days

Day: 44.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.76 AU - 4.68 AU

Year: 3283 Days

Day: 15.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.4

Radius: 11.8

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.96 AU - 5.6 AU

Year: 3958 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,561,277 km

• M1: 147,055 km (0.028 R)
• M2: 532,269 km (0.11 R)
• M3: 929,302 km (0.07 R)
• M4: 1,469,051 km (0.065 R)
• M5: 1,966,464 km (0.1 R)
• M6: 2,655,512 km (0.116 R)
• M7: 3,974,067 km (0.098 R)
• M8: 4,444,553 km (0.077 R)
• M9: 4,827,822 km (0.102 R)
• M10: 6,710,960 km (0.078 R)
• M11: 7,920,459 km (0.091 R)
• M12: 8,705,698 km (0.09 R)
• M13: 9,308,728 km (0.054 R)
• M14: 9,819,006 km (0.098 R)
• M15: 10,347,984 km (0.047 R)
• M16: 16,620,024 km (0.085 R)
• M17: 17,196,574 km (0.099 R)
• M18: 18,450,953 km (0.089 R)
• M19: 19,958,151 km (0.092 R)
• M20: 22,162,326 km (0.081 R)
• M21: 23,646,935 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161

Radius: 9.2

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.57 AU - 7.33 AU

Year: 6204 Days

Day: 8.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,561,277 km

• M1: 114,442 km (0.047 R)
• M2: 495,019 km (0.05 R)
• M3: 829,071 km (0.111 R)
• M4: 1,374,356 km (0.08 R)
• M5: 1,745,957 km (0.086 R)
• M6: 2,252,645 km (0.059 R)
• M7: 3,995,310 km (0.11 R)
• M8: 5,020,654 km (0.106 R)
• M9: 7,361,861 km (0.06 R)
• M10: 9,216,575 km (0.041 R)
• M11: 17,054,456 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.5

Radius: 11.5

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.16 AU - 8.9 AU

Year: 8618 Days

Day: 14.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,561,277 km

• M1: 146,157 km (0.039 R)
• M2: 507,286 km (0.114 R)
• M3: 1,000,211 km (0.045 R)
• M4: 1,473,689 km (0.025 R)
• M5: 1,839,904 km (0.11 R)
• M6: 2,661,795 km (0.05 R)
• M7: 3,565,516 km (0.074 R)
• M8: 6,846,795 km (0.094 R)
• M9: 7,234,852 km (0.11 R)
• M10: 9,687,958 km (0.119 R)
• M11: 10,480,228 km (0.117 R)
• M12: 13,536,064 km (0.07 R)
• M13: 17,070,912 km (0.108 R)
• M14: 20,372,687 km (0.069 R)
• M15: 21,506,788 km (0.115 R)
• M16: 25,715,724 km (0.068 R)
• M17: 28,708,131 km (0.067 R)
• M18: 33,012,361 km (0.039 R)
• M19: 34,689,053 km (0.083 R)
• M20: 36,304,561 km (0.072 R)
• M21: 39,809,639 km (0.102 R)
• M22: 40,814,787 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.8

Radius: 13.8

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.44 AU - 9.74 AU

Year: 8715 Days

Day: 9.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,561,277 km

• M1: 171,589 km (0.072 R)
• M2: 755,619 km (0.081 R)
• M3: 1,227,151 km (0.109 R)
• M4: 2,454,303 km (0.116 R)
• M5: 4,027,324 km (0.119 R)
• M6: 6,009,646 km (0.073 R)
• M7: 8,576,296 km (0.081 R)
• M8: 9,093,157 km (0.11 R)
• M9: 10,679,194 km (0.071 R)
• M10: 13,579,896 km (0.108 R)
• M11: 14,283,455 km (0.085 R)
• M12: 14,841,156 km (0.077 R)
• M13: 17,596,450 km (0.105 R)
• M14: 21,608,515 km (0.101 R)
• M15: 22,568,335 km (0.061 R)
• M16: 24,493,510 km (0.029 R)
• M17: 26,442,770 km (0.04 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.1

Radius: 12.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.8 AU - 10.38 AU

Year: 10380 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,561,277 km

• M1: 164,109 km (0.111 R)
• M2: 1,100,143 km (0.1 R)
• M3: 3,034,144 km (0.117 R)
• M4: 3,643,755 km (0.037 R)
• M5: 8,043,578 km (0.067 R)
• M6: 9,744,805 km (0.085 R)
• M7: 15,865,303 km (0.096 R)
• M8: 18,296,418 km (0.072 R)
• M9: 19,522,373 km (0.085 R)
• M10: 19,995,999 km (0.066 R)
• M11: 20,477,256 km (0.055 R)
• M12: 27,458,390 km (0.104 R)
• M13: 28,053,341 km (0.116 R)
• M14: 29,994,223 km (0.101 R)
• M15: 30,837,656 km (0.091 R)
• M16: 31,265,207 km (0.089 R)
• M17: 39,029,636 km (0.107 R)
• M18: 42,228,487 km (0.07 R)
• M19: 42,888,513 km (0.118 R)
• M20: 44,094,122 km (0.099 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 14,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit