🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.61 AU - 1.01 AU

Year: 254 Days

Day: 38.8 Hours

Environment

Temp: 121 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.93 AU - 1.03 AU

Year: 338 Days

Day: 18.8 Hours

Environment

Temp: 159 °C

Axial Tilt: 48.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,396,868 km

• M1: 43,533 km (0.107 R)
• M2: 766,839 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.94 AU - 1.22 AU

Year: 391 Days

Day: 16.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.44 AU - 2.16 AU

Year: 841 Days

Day: 12.6 Hours

Environment

Temp: -30 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 9.1

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.47 AU - 8.01 AU

Year: 6784 Days

Day: 9.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,396,868 km

• M1: 114,293 km (0.038 R)
• M2: 425,307 km (0.066 R)
• M3: 824,883 km (0.102 R)
• M4: 1,509,742 km (0.111 R)
• M5: 2,552,738 km (0.107 R)
• M6: 3,408,438 km (0.12 R)
• M7: 3,692,075 km (0.083 R)
• M8: 4,696,775 km (0.094 R)
• M9: 5,610,967 km (0.055 R)
• M10: 6,110,475 km (0.111 R)
• M11: 7,313,989 km (0.089 R)
• M12: 8,887,609 km (0.113 R)
• M13: 13,966,607 km (0.1 R)
• M14: 14,512,489 km (0.109 R)
• M15: 14,946,922 km (0.111 R)
• M16: 16,839,933 km (0.094 R)
• M17: 24,242,036 km (0.114 R)
• M18: 31,037,369 km (0.116 R)
• M19: 33,557,794 km (0.115 R)
• M20: 35,647,527 km (0.104 R)
• M21: 36,325,056 km (0.098 R)
• M22: 37,705,844 km (0.105 R)
• M23: 38,764,249 km (0.088 R)
• M24: 39,360,696 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.4

Radius: 11.4

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.66 AU - 9.92 AU

Year: 9076 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,396,868 km

• M1: 141,819 km (0.078 R)
• M2: 1,019,958 km (0.113 R)
• M3: 2,078,214 km (0.071 R)
• M4: 5,276,766 km (0.049 R)
• M5: 7,868,848 km (0.106 R)
• M6: 8,341,128 km (0.117 R)
• M7: 12,471,077 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.8

Radius: 3.4

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 12.84 AU - 18.9 AU

Year: 22017 Days

Day: 24.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,396,868 km

• M1: 42,336 km (0.102 R)
• M2: 164,558 km (0.085 R)
• M3: 852,708 km (0.059 R)
• M4: 1,095,505 km (0.119 R)
• M5: 3,837,485 km (0.065 R)
• M6: 4,322,630 km (0.118 R)
• M7: 4,435,726 km (0.112 R)
• M8: 5,316,110 km (0.052 R)
• M9: 5,678,586 km (0.106 R)
• M10: 7,782,979 km (0.1 R)
• M11: 8,120,771 km (0.081 R)
• M12: 8,424,155 km (0.09 R)
• M13: 9,285,989 km (0.071 R)
• M14: 10,155,003 km (0.048 R)
• M15: 10,405,729 km (0.09 R)
• M16: 12,734,968 km (0.039 R)
• M17: 17,020,498 km (0.115 R)
• M18: 17,303,088 km (0.114 R)
• M19: 24,787,619 km (0.103 R)
• M20: 32,413,371 km (0.111 R)
• M21: 33,175,422 km (0.088 R)
• M22: 35,418,493 km (0.09 R)
• M23: 37,047,464 km (0.075 R)
• M24: 40,328,594 km (0.08 R)
• M25: 44,328,691 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.3

Radius: 3.3

Gravity: 87.45 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 13.46 AU - 21 AU

Year: 24907 Days

Day: 15.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,396,868 km

• M1: 42,635 km (0.037 R)
• M2: 171,888 km (0.118 R)
• M3: 938,128 km (0.107 R)
• M4: 1,848,880 km (0.059 R)
• M5: 2,856,272 km (0.084 R)
• M6: 3,171,026 km (0.119 R)
• M7: 3,321,522 km (0.113 R)
• M8: 6,329,486 km (0.076 R)
• M9: 7,063,712 km (0.04 R)
• M10: 7,637,121 km (0.058 R)
• M11: 9,542,699 km (0.084 R)
• M12: 12,620,226 km (0.05 R)
• M13: 17,857,049 km (0.113 R)
• M14: 29,991,680 km (0.064 R)
• M15: 34,324,035 km (0.088 R)
• M16: 35,805,802 km (0.116 R)
• M17: 37,021,583 km (0.116 R)
• M18: 48,485,268 km (0.089 R)
• M19: 48,854,177 km (0.049 R)
• M20: 63,854,804 km (0.099 R)
• M21: 64,743,266 km (0.046 R)
• M22: 68,147,964 km (0.105 R)
• M23: 71,193,477 km (0.032 R)
• M24: 82,960,546 km (0.071 R)
• M25: 86,429,871 km (0.115 R)
• M26: 88,612,204 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.5

Radius: 4.9

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 15.52 AU - 22.16 AU

Year: 28478 Days

Day: 15.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,396,868 km

• M1: 63,130 km (0.107 R)
• M2: 222,153 km (0.116 R)
• M3: 930,200 km (0.119 R)
• M4: 2,668,228 km (0.085 R)
• M5: 3,167,735 km (0.087 R)
• M6: 5,005,994 km (0.043 R)
• M7: 6,551,788 km (0.041 R)
• M8: 9,244,251 km (0.09 R)
• M9: 21,736,571 km (0.08 R)
• M10: 22,106,676 km (0.113 R)
• M11: 26,248,742 km (0.089 R)
• M12: 29,167,994 km (0.058 R)
• M13: 32,778,240 km (0.109 R)
• M14: 55,179,324 km (0.072 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 18,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit