🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.54 AU - 0.9 AU

Year: 229 Days

Day: 12.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.79 AU - 1.29 AU

Year: 397 Days

Day: 34.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 59,268,627 km

• M1: 42,037 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.56 AU - 2.04 AU

Year: 905 Days

Day: 37.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,268,627 km

• M1: 169,195 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.7 AU - 2.62 AU

Year: 1190 Days

Day: 46.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.62 AU - 3.14 AU

Year: 1832 Days

Day: 16.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,268,627 km

• M1: 40,242 km (0.086 R)
• M2: 1,382,434 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.95 AU - 4.13 AU

Year: 3043 Days

Day: 44.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.9

Radius: 10.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.89 AU - 7.29 AU

Year: 7075 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,268,627 km

• M1: 137,929 km (0.112 R)
• M2: 479,162 km (0.119 R)
• M3: 936,483 km (0.064 R)
• M4: 2,532,542 km (0.093 R)
• M5: 2,884,546 km (0.112 R)
• M6: 3,495,653 km (0.086 R)
• M7: 3,888,797 km (0.099 R)
• M8: 4,509,179 km (0.054 R)
• M9: 5,057,455 km (0.093 R)
• M10: 5,978,230 km (0.1 R)
• M11: 7,563,968 km (0.066 R)
• M12: 7,963,693 km (0.082 R)
• M13: 8,805,929 km (0.074 R)
• M14: 10,848,538 km (0.066 R)
• M15: 14,093,167 km (0.119 R)
• M16: 16,263,383 km (0.097 R)
• M17: 16,808,368 km (0.106 R)
• M18: 17,365,321 km (0.104 R)
• M19: 17,934,690 km (0.108 R)
• M20: 19,854,480 km (0.104 R)
• M21: 20,828,661 km (0.074 R)
• M22: 23,174,655 km (0.084 R)
• M23: 24,332,842 km (0.09 R)
• M24: 27,952,661 km (0.119 R)
• M25: 28,998,949 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.1

Radius: 10.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.4 AU - 9.8 AU

Year: 10287 Days

Day: 12 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,268,627 km

• M1: 128,804 km (0.087 R)
• M2: 489,185 km (0.111 R)
• M3: 816,804 km (0.06 R)
• M4: 1,561,054 km (0.051 R)
• M5: 2,195,947 km (0.098 R)
• M6: 3,233,857 km (0.088 R)
• M7: 3,900,764 km (0.079 R)
• M8: 4,321,583 km (0.09 R)
• M9: 4,890,055 km (0.102 R)
• M10: 8,212,474 km (0.088 R)
• M11: 9,591,767 km (0.099 R)
• M12: 10,410,815 km (0.076 R)
• M13: 11,119,759 km (0.066 R)
• M14: 12,353,792 km (0.109 R)
• M15: 14,219,726 km (0.071 R)
• M16: 18,212,194 km (0.038 R)
• M17: 23,489,259 km (0.106 R)
• M18: 26,521,309 km (0.057 R)
• M19: 28,034,491 km (0.103 R)
• M20: 30,411,003 km (0.108 R)
• M21: 30,922,628 km (0.096 R)
• M22: 32,491,610 km (0.07 R)
• M23: 34,999,619 km (0.114 R)
• M24: 38,699,922 km (0.115 R)
• M25: 41,265,077 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926

Radius: 9.5

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.01 AU - 10.65 AU

Year: 11549 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,268,627 km

• M1: 118,182 km (0.116 R)
• M2: 457,769 km (0.07 R)
• M3: 755,170 km (0.12 R)
• M4: 1,770,042 km (0.11 R)
• M5: 2,229,607 km (0.06 R)
• M6: 2,880,208 km (0.038 R)
• M7: 5,044,141 km (0.106 R)
• M8: 5,388,515 km (0.106 R)
• M9: 6,201,729 km (0.064 R)
• M10: 7,052,343 km (0.109 R)
• M11: 7,572,195 km (0.115 R)
• M12: 9,858,051 km (0.104 R)
• M13: 10,563,854 km (0.074 R)
• M14: 11,071,888 km (0.052 R)
• M15: 12,075,989 km (0.119 R)
• M16: 15,238,488 km (0.077 R)
• M17: 20,606,807 km (0.072 R)
• M18: 22,861,397 km (0.081 R)
• M19: 29,928,700 km (0.081 R)
• M20: 30,946,115 km (0.109 R)
• M21: 34,381,630 km (0.108 R)
• M22: 34,998,571 km (0.087 R)
• M23: 38,063,233 km (0.101 R)
• M24: 41,580,429 km (0.062 R)
• M25: 45,456,211 km (0.065 R)
• M26: 48,787,007 km (0.04 R)
• M27: 52,115,111 km (0.107 R)
• M28: 54,750,128 km (0.079 R)
• M29: 56,441,481 km (0.086 R)
• M30: 56,955,500 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531

Radius: 4.2

Gravity: 30.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.63 AU - 14.41 AU

Year: 15617 Days

Day: 15.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,268,627 km

• M1: 52,359 km (0.106 R)
• M2: 201,209 km (0.085 R)
• M3: 439,519 km (0.111 R)
• M4: 592,856 km (0.089 R)
• M5: 840,590 km (0.098 R)
• M6: 1,179,430 km (0.087 R)
• M7: 1,587,981 km (0.1 R)
• M8: 1,782,459 km (0.112 R)
• M9: 2,420,942 km (0.116 R)
• M10: 2,792,095 km (0.089 R)
• M11: 3,150,082 km (0.101 R)
• M12: 3,537,990 km (0.099 R)
• M13: 4,760,354 km (0.12 R)
• M14: 5,412,451 km (0.098 R)
• M15: 5,853,765 km (0.111 R)
• M16: 6,519,625 km (0.104 R)
• M17: 8,818,346 km (0.11 R)
• M18: 10,012,286 km (0.059 R)
• M19: 13,692,544 km (0.104 R)
• M20: 19,002,221 km (0.06 R)
• M21: 20,890,295 km (0.06 R)
• M22: 22,246,849 km (0.075 R)
• M23: 28,478,947 km (0.108 R)
• M24: 29,359,181 km (0.074 R)
• M25: 31,173,952 km (0.119 R)
• M26: 32,345,154 km (0.075 R)
• M27: 33,667,150 km (0.108 R)
• M28: 38,778,162 km (0.073 R)
• M29: 39,046,391 km (0.115 R)
• M30: 41,098,275 km (0.036 R)
• M31: 41,377,275 km (0.035 R)
• M32: 48,766,961 km (0.099 R)
• M33: 53,265,967 km (0.115 R)
• M34: 58,560,834 km (0.102 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 19,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit