🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.4 AU - 0.62 AU

Year: 130 Days

Day: 26.6 Hours

Environment

Temp: 198 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.49 AU - 0.57 AU

Year: 138 Days

Day: 14.9 Hours

Environment

Temp: 229 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.88 AU - 0.88 AU

Year: 294 Days

Day: 20.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.04 AU - 1.6 AU

Year: 541 Days

Day: 15.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 159.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.75 AU - 1.93 AU

Year: 890 Days

Day: 15.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.78 AU - 2.28 AU

Year: 1031 Days

Day: 38.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.2

Radius: 14.5

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.5 AU - 9.26 AU

Year: 8647 Days

Day: 11.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,886,323 km

• M1: 180,265 km (0.063 R)
• M2: 947,104 km (0.103 R)
• M3: 1,512,734 km (0.027 R)
• M4: 2,270,896 km (0.1 R)
• M5: 3,730,223 km (0.072 R)
• M6: 4,470,583 km (0.114 R)
• M7: 5,587,331 km (0.08 R)
• M8: 6,418,646 km (0.066 R)
• M9: 7,179,501 km (0.058 R)
• M10: 8,925,458 km (0.088 R)
• M11: 11,761,983 km (0.089 R)
• M12: 15,216,497 km (0.112 R)
• M13: 17,311,765 km (0.044 R)
• M14: 22,800,810 km (0.092 R)
• M15: 25,625,367 km (0.052 R)
• M16: 31,857,465 km (0.102 R)
• M17: 33,109,150 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.6

Radius: 7.3

Gravity: 15.72 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 14.05 AU - 22.63 AU

Year: 27996 Days

Day: 19.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,886,323 km

• M1: 107,710 km (0.055 R)
• M2: 363,972 km (0.06 R)
• M3: 777,610 km (0.088 R)
• M4: 1,718,730 km (0.119 R)
• M5: 3,240,140 km (0.118 R)
• M6: 3,984,090 km (0.118 R)
• M7: 5,850,773 km (0.106 R)
• M8: 11,695,861 km (0.062 R)
• M9: 13,744,005 km (0.112 R)
• M10: 14,066,538 km (0.061 R)
• M11: 14,311,729 km (0.078 R)
• M12: 17,387,162 km (0.104 R)
• M13: 18,243,909 km (0.066 R)
• M14: 21,195,924 km (0.055 R)
• M15: 35,432,704 km (0.104 R)
• M16: 36,039,473 km (0.108 R)
• M17: 39,663,183 km (0.063 R)
• M18: 47,625,380 km (0.109 R)
• M19: 62,122,311 km (0.106 R)
• M20: 64,342,792 km (0.108 R)
• M21: 86,209,513 km (0.061 R)
• M22: 94,085,093 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.8

Radius: 6.6

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 15.64 AU - 22.14 AU

Year: 29265 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,886,323 km

• M1: 82,129 km (0.109 R)
• M2: 376,239 km (0.094 R)
• M3: 766,240 km (0.087 R)
• M4: 1,074,711 km (0.074 R)
• M5: 1,543,102 km (0.116 R)
• M6: 2,020,768 km (0.077 R)
• M7: 2,457,145 km (0.107 R)
• M8: 2,854,776 km (0.105 R)
• M9: 3,240,589 km (0.05 R)
• M10: 3,488,323 km (0.059 R)
• M11: 4,958,870 km (0.057 R)
• M12: 5,214,234 km (0.075 R)
• M13: 5,555,317 km (0.073 R)
• M14: 5,791,083 km (0.072 R)
• M15: 7,162,746 km (0.076 R)
• M16: 8,223,245 km (0.099 R)
• M17: 8,790,969 km (0.084 R)
• M18: 9,329,522 km (0.116 R)
• M19: 12,357,233 km (0.102 R)
• M20: 16,460,553 km (0.059 R)
• M21: 18,122,136 km (0.113 R)
• M22: 18,993,544 km (0.119 R)
• M23: 24,816,641 km (0.091 R)
• M24: 25,028,921 km (0.077 R)
• M25: 31,977,143 km (0.057 R)
• M26: 32,481,438 km (0.12 R)
• M27: 36,845,806 km (0.119 R)
• M28: 44,647,485 km (0.075 R)
• M29: 46,393,890 km (0.118 R)
• M30: 47,856,209 km (0.081 R)
• M31: 48,185,325 km (0.073 R)
• M32: 49,684,894 km (0.05 R)
• M33: 55,631,259 km (0.105 R)
• M34: 57,281,174 km (0.118 R)
• M35: 64,808,490 km (0.043 R)
• M36: 66,839,431 km (0.104 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 16,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit