🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.77 AU - 1.05 AU

Year: 319 Days

Day: 33.2 Hours

Environment

Temp: 103 °C

Axial Tilt: 142.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.01 AU - 1.03 AU

Year: 378 Days

Day: 38.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 88.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.05 AU - 1.33 AU

Year: 477 Days

Day: 47.5 Hours

Environment

Temp: -0 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.8 AU - 2.42 AU

Year: 1125 Days

Day: 28.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,265,480 km

• M1: 1,175,241 km (0.085 R)
• M2: 1,358,498 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.4

Radius: 8.4

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.55 AU - 7.77 AU

Year: 6309 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 48,265,480 km

• M1: 170,542 km (0.059 R)
• M2: 283,189 km (0.112 R)
• M3: 343,028 km (0.105 R)
• M4: 656,585 km (0.078 R)
• M5: 791,672 km (0.101 R)
• M6: 1,005,148 km (0.072 R)
• M7: 1,162,525 km (0.09 R)
• M8: 1,374,804 km (0.049 R)
• M9: 1,666,221 km (0.095 R)
• M10: 2,066,395 km (0.11 R)
• M11: 2,476,742 km (0.05 R)
• M12: 3,055,836 km (0.084 R)
• M13: 3,180,900 km (0.091 R)
• M14: 3,265,123 km (0.055 R)
• M15: 3,697,760 km (0.108 R)
• M16: 4,125,460 km (0.073 R)
• M17: 4,616,590 km (0.116 R)
• M18: 4,712,183 km (0.069 R)
• M19: 6,093,271 km (0.078 R)
• M20: 6,357,162 km (0.047 R)
• M21: 6,868,637 km (0.116 R)
• M22: 7,143,298 km (0.105 R)
• M23: 7,254,150 km (0.104 R)
• M24: 7,873,934 km (0.085 R)
• M25: 7,959,804 km (0.083 R)
• M26: 8,277,250 km (0.077 R)
• M27: 8,835,400 km (0.064 R)
• M28: 8,924,710 km (0.1 R)
• M29: 10,424,279 km (0.078 R)
• M30: 10,550,240 km (0.05 R)
• M31: 11,283,569 km (0.079 R)
• M32: 11,607,598 km (0.097 R)
• M33: 11,869,095 km (0.105 R)
• M34: 11,934,769 km (0.069 R)
• M35: 12,464,345 km (0.109 R)
• M36: 12,564,576 km (0.083 R)
• M37: 12,799,295 km (0.074 R)
• M38: 14,029,588 km (0.094 R)
• M39: 14,623,641 km (0.117 R)
• M40: 14,729,257 km (0.048 R)
• M41: 14,941,387 km (0.098 R)
• M42: 15,083,355 km (0.116 R)
• M43: 15,225,772 km (0.057 R)
• M44: 16,308,262 km (0.073 R)
• M45: 17,191,937 km (0.088 R)
• M46: 17,340,787 km (0.112 R)
• M47: 18,091,170 km (0.029 R)
• M48: 18,622,691 km (0.069 R)
• M49: 18,928,918 km (0.094 R)
• M50: 19,005,661 km (0.089 R)
• M51: 19,121,001 km (0.113 R)
• M52: 19,468,517 km (0.105 R)
• M53: 19,662,396 km (0.08 R)
• M54: 19,740,187 km (0.113 R)
• M55: 21,038,098 km (0.094 R)
• M56: 23,881,206 km (0.112 R)
• M57: 24,589,701 km (0.111 R)
• M58: 25,729,039 km (0.097 R)
• M59: 26,069,972 km (0.064 R)
• M60: 26,283,747 km (0.101 R)
• M61: 26,455,187 km (0.083 R)
• M62: 26,541,056 km (0.031 R)
• M63: 26,713,093 km (0.098 R)
• M64: 27,535,433 km (0.112 R)
• M65: 28,278,186 km (0.118 R)
• M66: 29,249,076 km (0.105 R)
• M67: 29,560,240 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.1

Radius: 11.8

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.33 AU - 8.99 AU

Year: 9355 Days

Day: 9.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 48,265,480 km

• M1: 148,251 km (0.03 R)
• M2: 422,165 km (0.096 R)
• M3: 517,309 km (0.058 R)
• M4: 717,322 km (0.107 R)
• M5: 962,662 km (0.116 R)
• M6: 1,276,668 km (0.068 R)
• M7: 1,511,387 km (0.093 R)
• M8: 1,600,398 km (0.109 R)
• M9: 1,902,287 km (0.119 R)
• M10: 2,273,289 km (0.114 R)
• M11: 2,858,815 km (0.096 R)
• M12: 3,401,257 km (0.105 R)
• M13: 3,669,486 km (0.101 R)
• M14: 3,790,810 km (0.103 R)
• M15: 3,913,779 km (0.101 R)
• M16: 4,580,388 km (0.119 R)
• M17: 4,843,680 km (0.057 R)
• M18: 5,213,935 km (0.081 R)
• M19: 5,454,488 km (0.1 R)
• M20: 7,086,002 km (0.081 R)
• M21: 7,467,926 km (0.103 R)
• M22: 7,817,386 km (0.066 R)
• M23: 8,291,911 km (0.091 R)
• M24: 9,144,469 km (0.108 R)
• M25: 9,434,988 km (0.064 R)
• M26: 10,932,612 km (0.067 R)
• M27: 11,240,934 km (0.113 R)
• M28: 11,552,247 km (0.1 R)
• M29: 12,092,445 km (0.084 R)
• M30: 12,365,610 km (0.112 R)
• M31: 13,104,175 km (0.101 R)
• M32: 13,431,794 km (0.071 R)
• M33: 13,856,952 km (0.084 R)
• M34: 14,238,725 km (0.108 R)
• M35: 14,430,959 km (0.112 R)
• M36: 15,159,201 km (0.096 R)
• M37: 15,651,378 km (0.11 R)
• M38: 16,349,252 km (0.046 R)
• M39: 16,955,572 km (0.072 R)
• M40: 17,466,449 km (0.118 R)
• M41: 17,569,223 km (0.048 R)
• M42: 19,029,298 km (0.087 R)
• M43: 19,613,627 km (0.114 R)
• M44: 19,720,440 km (0.112 R)
• M45: 20,095,931 km (0.054 R)
• M46: 20,311,651 km (0.119 R)
• M47: 20,854,242 km (0.113 R)
• M48: 22,790,488 km (0.06 R)
• M49: 23,071,732 km (0.03 R)
• M50: 23,637,810 km (0.104 R)
• M51: 24,899,070 km (0.042 R)
• M52: 25,072,753 km (0.108 R)
• M53: 28,207,427 km (0.085 R)
• M54: 28,569,902 km (0.082 R)
• M55: 28,934,173 km (0.118 R)
• M56: 30,035,812 km (0.096 R)
• M57: 30,344,133 km (0.112 R)
• M58: 32,659,310 km (0.108 R)
• M59: 35,030,585 km (0.117 R)
• M60: 35,160,436 km (0.095 R)
• M61: 35,681,037 km (0.056 R)
• M62: 36,269,854 km (0.038 R)
• M63: 36,730,017 km (0.06 R)
• M64: 37,059,881 km (0.041 R)
• M65: 37,191,975 km (0.09 R)
• M66: 37,922,163 km (0.094 R)
• M67: 39,261,512 km (0.112 R)
• M68: 40,072,632 km (0.109 R)
• M69: 40,752,854 km (0.11 R)
• M70: 41,162,752 km (0.11 R)
• M71: 41,505,480 km (0.113 R)
• M72: 42,331,709 km (0.116 R)
• M73: 43,511,438 km (0.101 R)
• M74: 44,280,671 km (0.104 R)
• M75: 45,407,442 km (0.116 R)
• M76: 45,974,418 km (0.089 R)
• M77: 46,757,712 km (0.105 R)
• M78: 47,186,908 km (0.112 R)
• M79: 47,833,022 km (0.114 R)
• M80: 48,121,147 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 16,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit