🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.52 AU - 0.52 AU

Year: 143 Days

Day: 46.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.67 AU - 0.75 AU

Year: 228 Days

Day: 21.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,970,879 km

• M1: 165,006 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.6 AU - 0.92 AU

Year: 252 Days

Day: 41.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,970,879 km

• M1: 106,364 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.66 AU - 1.02 AU

Year: 293 Days

Day: 34 Hours

Environment

Temp: 26 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1 AU - 1.18 AU

Year: 433 Days

Day: 38.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.18 AU - 1.66 AU

Year: 644 Days

Day: 29.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.06 AU - 2.64 AU

Year: 1372 Days

Day: 19.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,970,879 km

• M1: 1,238,222 km (0.119 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.31 AU - 2.51 AU

Year: 1425 Days

Day: 13.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,970,879 km

• M1: 897,288 km (0.073 R)

Planet 9 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.37 AU - 3.27 AU

Year: 1803 Days

Day: 18.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,970,879 km

• M1: 278,551 km (0.05 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.3

Radius: 8.7

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.54 AU - 8.98 AU

Year: 9873 Days

Day: 5.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 42,970,879 km

• M1: 365,168 km (0.118 R)
• M2: 490,382 km (0.038 R)
• M3: 587,471 km (0.065 R)
• M4: 738,116 km (0.084 R)
• M5: 1,006,195 km (0.094 R)
• M6: 1,423,125 km (0.046 R)
• M7: 1,525,150 km (0.05 R)
• M8: 1,650,663 km (0.073 R)
• M9: 1,845,589 km (0.066 R)
• M10: 1,934,749 km (0.052 R)
• M11: 2,025,256 km (0.045 R)
• M12: 2,305,602 km (0.11 R)
• M13: 2,474,798 km (0.102 R)
• M14: 2,928,977 km (0.083 R)
• M15: 3,246,124 km (0.09 R)
• M16: 3,354,283 km (0.111 R)
• M17: 3,970,776 km (0.115 R)
• M18: 4,057,543 km (0.088 R)
• M19: 4,233,021 km (0.119 R)
• M20: 4,591,607 km (0.095 R)
• M21: 4,743,898 km (0.072 R)
• M22: 4,805,383 km (0.119 R)
• M23: 4,897,984 km (0.086 R)
• M24: 5,116,397 km (0.088 R)
• M25: 5,210,943 km (0.116 R)
• M26: 5,369,816 km (0.1 R)
• M27: 5,498,171 km (0.095 R)
• M28: 6,458,888 km (0.072 R)
• M29: 6,561,213 km (0.106 R)
• M30: 6,698,394 km (0.117 R)
• M31: 7,257,142 km (0.102 R)
• M32: 7,434,865 km (0.11 R)
• M33: 8,049,712 km (0.115 R)
• M34: 8,233,717 km (0.067 R)
• M35: 8,831,809 km (0.09 R)
• M36: 9,328,026 km (0.119 R)
• M37: 9,405,069 km (0.112 R)
• M38: 9,560,052 km (0.116 R)
• M39: 10,148,720 km (0.08 R)
• M40: 10,547,547 km (0.097 R)
• M41: 11,691,822 km (0.114 R)
• M42: 11,774,998 km (0.096 R)
• M43: 11,858,474 km (0.099 R)
• M44: 12,067,911 km (0.117 R)
• M45: 12,618,281 km (0.087 R)
• M46: 12,832,057 km (0.085 R)
• M47: 12,917,926 km (0.06 R)
• M48: 13,831,221 km (0.113 R)
• M49: 14,900,247 km (0.074 R)
• M50: 14,990,455 km (0.085 R)
• M51: 19,090,334 km (0.097 R)
• M52: 19,237,538 km (0.061 R)
• M53: 19,483,627 km (0.096 R)
• M54: 19,780,429 km (0.091 R)
• M55: 20,178,509 km (0.091 R)
• M56: 21,541,495 km (0.101 R)
• M57: 22,570,280 km (0.119 R)
• M58: 24,782,084 km (0.108 R)
• M59: 25,103,719 km (0.1 R)
• M60: 27,007,203 km (0.092 R)
• M61: 28,563,021 km (0.112 R)
• M62: 28,675,369 km (0.036 R)
• M63: 29,578,491 km (0.094 R)
• M64: 29,749,033 km (0.078 R)
• M65: 30,319,300 km (0.085 R)
• M66: 30,491,188 km (0.083 R)
• M67: 32,285,464 km (0.089 R)
• M68: 32,754,005 km (0.114 R)
• M69: 33,342,972 km (0.097 R)
• M70: 34,531,228 km (0.079 R)
• M71: 35,130,666 km (0.07 R)
• M72: 36,400,453 km (0.086 R)
• M73: 37,808,319 km (0.037 R)
• M74: 38,055,006 km (0.119 R)
• M75: 38,922,673 km (0.09 R)
• M76: 39,233,986 km (0.067 R)
• M77: 39,922,137 km (0.113 R)
• M78: 40,614,176 km (0.082 R)
• M79: 41,310,106 km (0.062 R)
• M80: 41,882,467 km (0.107 R)
• M81: 42,842,287 km (0.039 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 16,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit