🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.51 AU - 0.81 AU

Year: 204 Days

Day: 12.7 Hours

Environment

Temp: 128 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.15 AU - 1.85 AU

Year: 700 Days

Day: 45.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.08 AU - 2.28 AU

Year: 1226 Days

Day: 30.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.1

Radius: 13.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.18 AU - 4.18 AU

Year: 3254 Days

Day: 10.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,117,093 km

• M1: 167,849 km (0.086 R)
• M2: 714,031 km (0.062 R)
• M3: 1,146,967 km (0.088 R)
• M4: 1,847,534 km (0.099 R)
• M5: 2,311,885 km (0.107 R)
• M6: 3,095,030 km (0.071 R)
• M7: 3,618,174 km (0.078 R)
• M8: 4,355,243 km (0.088 R)
• M9: 5,395,846 km (0.075 R)
• M10: 7,116,820 km (0.12 R)
• M11: 8,069,160 km (0.115 R)
• M12: 9,254,274 km (0.113 R)
• M13: 9,947,959 km (0.086 R)
• M14: 12,792,712 km (0.052 R)
• M15: 14,049,484 km (0.069 R)
• M16: 15,653,622 km (0.101 R)
• M17: 16,527,872 km (0.079 R)
• M18: 19,223,476 km (0.072 R)
• M19: 23,797,880 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 13.3

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.38 AU - 5.52 AU

Year: 3575 Days

Day: 10 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,117,093 km

• M1: 166,652 km (0.087 R)
• M2: 688,898 km (0.049 R)
• M3: 1,386,623 km (0.072 R)
• M4: 1,982,770 km (0.074 R)
• M5: 2,482,277 km (0.105 R)
• M6: 3,048,356 km (0.12 R)
• M7: 3,861,570 km (0.118 R)
• M8: 4,420,467 km (0.103 R)
• M9: 6,876,416 km (0.089 R)
• M10: 7,570,101 km (0.105 R)
• M11: 8,206,490 km (0.078 R)
• M12: 8,662,166 km (0.047 R)
• M13: 14,551,684 km (0.1 R)
• M14: 15,803,519 km (0.093 R)
• M15: 17,182,512 km (0.05 R)
• M16: 17,698,176 km (0.114 R)
• M17: 18,165,221 km (0.065 R)
• M18: 18,700,332 km (0.069 R)
• M19: 22,678,140 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.8

Radius: 7.6

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 12.92 AU - 17.38 AU

Year: 22455 Days

Day: 18.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,117,093 km

• M1: 94,546 km (0.094 R)
• M2: 358,736 km (0.116 R)
• M3: 596,148 km (0.095 R)
• M4: 854,054 km (0.119 R)
• M5: 1,363,585 km (0.095 R)
• M6: 3,335,733 km (0.095 R)
• M7: 4,073,999 km (0.089 R)
• M8: 4,623,771 km (0.102 R)
• M9: 5,499,367 km (0.061 R)
• M10: 6,346,989 km (0.091 R)
• M11: 7,230,065 km (0.025 R)
• M12: 9,822,746 km (0.101 R)
• M13: 14,783,710 km (0.112 R)
• M14: 15,911,080 km (0.116 R)
• M15: 18,336,061 km (0.095 R)
• M16: 26,835,764 km (0.032 R)
• M17: 27,783,616 km (0.115 R)
• M18: 28,631,237 km (0.057 R)
• M19: 29,997,814 km (0.073 R)
• M20: 33,129,346 km (0.112 R)
• M21: 33,399,669 km (0.052 R)
• M22: 41,114,132 km (0.089 R)
• M23: 41,740,349 km (0.102 R)
• M24: 42,214,126 km (0.078 R)
• M25: 43,819,610 km (0.078 R)
• M26: 44,472,904 km (0.081 R)
• M27: 45,631,988 km (0.084 R)
• M28: 57,567,804 km (0.093 R)
• M29: 62,789,667 km (0.044 R)
• M30: 64,668,317 km (0.108 R)
• M31: 65,515,191 km (0.092 R)
• M32: 68,318,505 km (0.029 R)
• M33: 76,969,750 km (0.098 R)
• M34: 78,399,158 km (0.114 R)
• M35: 79,846,218 km (0.075 R)
• M36: 81,311,080 km (0.063 R)
• M37: 82,793,745 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425

Radius: 6.1

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 16.06 AU - 19 AU

Year: 27949 Days

Day: 22.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,117,093 km

• M1: 75,846 km (0.062 R)
• M2: 288,873 km (0.103 R)
• M3: 848,070 km (0.1 R)
• M4: 2,177,547 km (0.081 R)
• M5: 3,177,459 km (0.04 R)
• M6: 4,920,274 km (0.094 R)
• M7: 9,494,079 km (0.07 R)
• M8: 12,695,623 km (0.079 R)
• M9: 13,412,496 km (0.065 R)
• M10: 15,482,632 km (0.055 R)
• M11: 15,888,042 km (0.108 R)
• M12: 16,719,956 km (0.109 R)
• M13: 18,200,675 km (0.108 R)
• M14: 19,577,724 km (0.047 R)
• M15: 25,896,588 km (0.099 R)
• M16: 30,198,425 km (0.072 R)
• M17: 34,815,015 km (0.055 R)
• M18: 37,362,966 km (0.097 R)
• M19: 37,653,485 km (0.074 R)
• M20: 45,913,531 km (0.081 R)
• M21: 52,345,193 km (0.068 R)
• M22: 69,339,361 km (0.091 R)
• M23: 71,328,714 km (0.103 R)
• M24: 72,000,258 km (0.071 R)
• M25: 75,652,840 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 18,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit