🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.97 AU - 1.01 AU

Year: 375 Days

Day: 38.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,970,157 km

• M1: 576,999 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.06 AU - 1.18 AU

Year: 451 Days

Day: 22.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,970,157 km

• M1: 59,390 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.74 AU - 2.48 AU

Year: 1167 Days

Day: 23.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,970,157 km

• M1: 156,330 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.03 AU - 2.31 AU

Year: 1217 Days

Day: 20.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.34 AU - 3.5 AU

Year: 2408 Days

Day: 24.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.1

Radius: 14.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.41 AU - 5.17 AU

Year: 3384 Days

Day: 11.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,970,157 km

• M1: 181,612 km (0.041 R)
• M2: 659,876 km (0.065 R)
• M3: 1,645,277 km (0.119 R)
• M4: 2,113,519 km (0.092 R)
• M5: 2,688,274 km (0.118 R)
• M6: 3,164,593 km (0.043 R)
• M7: 3,677,714 km (0.102 R)
• M8: 5,172,197 km (0.074 R)
• M9: 7,010,007 km (0.065 R)
• M10: 7,654,773 km (0.101 R)
• M11: 8,841,833 km (0.03 R)
• M12: 9,518,464 km (0.101 R)
• M13: 10,351,125 km (0.107 R)
• M14: 11,846,506 km (0.118 R)
• M15: 13,579,448 km (0.09 R)
• M16: 14,532,536 km (0.111 R)
• M17: 15,529,755 km (0.112 R)
• M18: 16,348,953 km (0.084 R)
• M19: 18,192,747 km (0.096 R)
• M20: 19,351,083 km (0.112 R)
• M21: 20,622,964 km (0.062 R)
• M22: 23,051,985 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.2

Radius: 8.3

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 8.29 AU - 13.45 AU

Year: 13647 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 106,970,157 km

• M1: 103,223 km (0.091 R)
• M2: 372,947 km (0.064 R)
• M3: 1,168,210 km (0.066 R)
• M4: 1,688,661 km (0.076 R)
• M5: 2,298,870 km (0.095 R)
• M6: 2,913,119 km (0.086 R)
• M7: 3,979,004 km (0.119 R)
• M8: 4,555,255 km (0.063 R)
• M9: 5,385,972 km (0.109 R)
• M10: 5,873,362 km (0.035 R)
• M11: 7,944,844 km (0.098 R)
• M12: 11,054,086 km (0.066 R)
• M13: 11,612,684 km (0.081 R)
• M14: 23,029,246 km (0.081 R)
• M15: 25,447,196 km (0.082 R)
• M16: 27,217,089 km (0.115 R)
• M17: 28,234,953 km (0.12 R)
• M18: 28,753,459 km (0.067 R)
• M19: 35,119,746 km (0.094 R)
• M20: 39,978,984 km (0.061 R)
• M21: 45,551,355 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.9

Radius: 3.1

Gravity: 95.1 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 13.92 AU - 21.9 AU

Year: 28863 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 106,970,157 km

• M1: 41,439 km (0.108 R)
• M2: 151,991 km (0.084 R)
• M3: 252,521 km (0.089 R)
• M4: 414,087 km (0.069 R)
• M5: 554,709 km (0.064 R)
• M6: 819,348 km (0.1 R)
• M7: 1,028,785 km (0.106 R)
• M8: 2,073,875 km (0.105 R)
• M9: 2,592,980 km (0.06 R)
• M10: 3,162,948 km (0.051 R)
• M11: 4,863,128 km (0.095 R)
• M12: 5,324,338 km (0.103 R)
• M13: 6,430,614 km (0.036 R)
• M14: 6,780,075 km (0.088 R)
• M15: 7,142,102 km (0.099 R)
• M16: 7,736,753 km (0.107 R)
• M17: 8,422,211 km (0.082 R)
• M18: 13,485,350 km (0.1 R)
• M19: 14,901,145 km (0.025 R)
• M20: 16,876,435 km (0.071 R)
• M21: 22,791,086 km (0.091 R)
• M22: 24,549,459 km (0.081 R)
• M23: 31,202,077 km (0.045 R)
• M24: 34,108,315 km (0.08 R)
• M25: 34,559,203 km (0.074 R)
• M26: 36,090,935 km (0.101 R)
• M27: 36,246,517 km (0.091 R)
• M28: 36,873,482 km (0.058 R)
• M29: 53,564,864 km (0.119 R)
• M30: 56,866,339 km (0.118 R)
• M31: 58,997,211 km (0.078 R)
• M32: 59,646,765 km (0.1 R)
• M33: 60,082,245 km (0.041 R)
• M34: 63,871,110 km (0.043 R)
• M35: 68,528,690 km (0.088 R)
• M36: 75,931,391 km (0.057 R)
• M37: 77,991,653 km (0.061 R)
• M38: 86,884,798 km (0.068 R)
• M39: 92,590,311 km (0.083 R)
• M40: 96,729,385 km (0.119 R)
• M41: 100,990,082 km (0.05 R)
• M42: 102,853,772 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 12,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit