🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.45 AU - 0.61 AU

Year: 173 Days

Day: 40.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 66,930,186 km

• M1: 171,140 km (0.046 R)
• M2: 358,436 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.53 AU - 0.71 AU

Year: 219 Days

Day: 14.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.62 AU - 1.76 AU

Year: 988 Days

Day: 29.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 13.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.43 AU - 2.67 AU

Year: 1831 Days

Day: 5.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,930,186 km

• M1: 191,485 km (0.076 R)
• M2: 908,358 km (0.11 R)
• M3: 1,578,706 km (0.119 R)
• M4: 3,367,747 km (0.099 R)
• M5: 4,119,776 km (0.059 R)
• M6: 4,566,475 km (0.113 R)
• M7: 5,132,553 km (0.089 R)
• M8: 6,155,803 km (0.074 R)
• M9: 6,742,526 km (0.112 R)
• M10: 11,382,004 km (0.106 R)
• M11: 11,993,860 km (0.03 R)
• M12: 12,467,187 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.7

Radius: 10.2

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.47 AU - 7.87 AU

Year: 7745 Days

Day: 6.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,930,186 km

• M1: 127,009 km (0.038 R)
• M2: 528,828 km (0.084 R)
• M3: 887,564 km (0.109 R)
• M4: 1,247,796 km (0.111 R)
• M5: 1,650,663 km (0.095 R)
• M6: 2,106,637 km (0.096 R)
• M7: 2,784,016 km (0.078 R)
• M8: 3,185,238 km (0.068 R)
• M9: 3,697,760 km (0.091 R)
• M10: 4,429,144 km (0.112 R)
• M11: 5,572,371 km (0.075 R)
• M12: 6,497,335 km (0.077 R)
• M13: 7,363,207 km (0.068 R)
• M14: 8,304,178 km (0.116 R)
• M15: 10,826,248 km (0.099 R)
• M16: 12,261,789 km (0.092 R)
• M17: 12,767,281 km (0.102 R)
• M18: 13,462,911 km (0.099 R)
• M19: 18,106,728 km (0.113 R)
• M20: 18,984,867 km (0.063 R)
• M21: 19,359,012 km (0.054 R)
• M22: 20,746,831 km (0.115 R)
• M23: 23,719,790 km (0.114 R)
• M24: 28,206,978 km (0.103 R)
• M25: 29,686,351 km (0.102 R)
• M26: 32,265,867 km (0.059 R)
• M27: 34,213,183 km (0.04 R)
• M28: 40,400,251 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.1

Radius: 13.2

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.19 AU - 10.37 AU

Year: 11697 Days

Day: 7.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,930,186 km

• M1: 164,558 km (0.067 R)
• M2: 857,794 km (0.065 R)
• M3: 1,440,627 km (0.102 R)
• M4: 1,975,440 km (0.112 R)
• M5: 2,825,904 km (0.092 R)
• M6: 4,781,746 km (0.057 R)
• M7: 5,217,226 km (0.101 R)
• M8: 6,313,778 km (0.113 R)
• M9: 8,239,252 km (0.111 R)
• M10: 9,480,765 km (0.107 R)
• M11: 10,171,758 km (0.103 R)
• M12: 10,685,776 km (0.114 R)
• M13: 11,934,170 km (0.109 R)
• M14: 12,564,576 km (0.115 R)
• M15: 12,977,166 km (0.1 R)
• M16: 15,646,740 km (0.092 R)
• M17: 16,967,091 km (0.072 R)
• M18: 17,986,750 km (0.074 R)
• M19: 20,714,219 km (0.07 R)
• M20: 21,374,394 km (0.115 R)
• M21: 22,650,015 km (0.049 R)
• M22: 26,299,754 km (0.103 R)
• M23: 27,171,910 km (0.119 R)
• M24: 30,854,710 km (0.045 R)
• M25: 32,926,641 km (0.08 R)
• M26: 34,053,711 km (0.051 R)
• M27: 39,571,778 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.5

Radius: 5.6

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 13.44 AU - 13.5 AU

Year: 22226 Days

Day: 19.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,930,186 km

• M1: 69,713 km (0.036 R)
• M2: 369,956 km (0.078 R)
• M3: 801,097 km (0.102 R)
• M4: 1,617,452 km (0.095 R)
• M5: 1,929,513 km (0.075 R)
• M6: 2,301,862 km (0.073 R)
• M7: 2,960,991 km (0.074 R)
• M8: 7,463,887 km (0.115 R)
• M9: 8,129,896 km (0.089 R)
• M10: 10,080,054 km (0.048 R)
• M11: 12,846,867 km (0.115 R)
• M12: 13,523,947 km (0.107 R)
• M13: 19,643,397 km (0.11 R)
• M14: 20,088,900 km (0.101 R)
• M15: 20,269,016 km (0.047 R)
• M16: 20,907,798 km (0.077 R)
• M17: 23,002,767 km (0.089 R)
• M18: 25,654,240 km (0.114 R)
• M19: 29,188,789 km (0.049 R)
• M20: 34,688,754 km (0.082 R)
• M21: 53,676,165 km (0.088 R)
• M22: 60,152,705 km (0.086 R)
• M23: 64,161,180 km (0.062 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 13,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit