🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.49 AU - 0.67 AU

Year: 168 Days

Day: 38.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.91 AU - 1.21 AU

Year: 416 Days

Day: 21.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.71 AU - 2.63 AU

Year: 1217 Days

Day: 20.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.76 AU - 4.42 AU

Year: 2590 Days

Day: 27.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.1

Radius: 6.6

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 13.67 AU - 18.91 AU

Year: 25037 Days

Day: 18.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 75,325,958 km

• M1: 126,111 km (0.114 R)
• M2: 533,167 km (0.069 R)
• M3: 1,052,571 km (0.065 R)
• M4: 2,461,483 km (0.111 R)
• M5: 2,569,343 km (0.059 R)
• M6: 2,642,198 km (0.112 R)
• M7: 2,978,344 km (0.08 R)
• M8: 3,054,789 km (0.088 R)
• M9: 3,649,739 km (0.09 R)
• M10: 3,773,008 km (0.09 R)
• M11: 4,150,892 km (0.039 R)
• M12: 4,497,211 km (0.117 R)
• M13: 4,673,737 km (0.088 R)
• M14: 5,263,302 km (0.067 R)
• M15: 5,496,375 km (0.102 R)
• M16: 6,020,866 km (0.038 R)
• M17: 6,166,723 km (0.047 R)
• M18: 6,412,363 km (0.029 R)
• M19: 6,611,179 km (0.11 R)
• M20: 7,117,268 km (0.1 R)
• M21: 7,323,115 km (0.03 R)
• M22: 7,583,266 km (0.034 R)
• M23: 7,952,623 km (0.074 R)
• M24: 8,005,730 km (0.036 R)
• M25: 10,115,060 km (0.07 R)
• M26: 10,579,861 km (0.086 R)
• M27: 11,051,692 km (0.081 R)
• M28: 11,530,256 km (0.065 R)
• M29: 13,006,488 km (0.082 R)
• M30: 13,766,594 km (0.119 R)
• M31: 14,802,410 km (0.099 R)
• M32: 15,662,299 km (0.098 R)
• M33: 16,334,741 km (0.106 R)
• M34: 16,742,694 km (0.116 R)
• M35: 17,568,774 km (0.038 R)
• M36: 17,847,176 km (0.092 R)
• M37: 18,197,085 km (0.088 R)
• M38: 18,549,238 km (0.088 R)
• M39: 19,046,053 km (0.103 R)
• M40: 19,331,934 km (0.088 R)
• M41: 19,403,741 km (0.056 R)
• M42: 19,908,036 km (0.12 R)
• M43: 19,980,441 km (0.082 R)
• M44: 21,595,350 km (0.112 R)
• M45: 22,493,685 km (0.11 R)
• M46: 23,023,411 km (0.117 R)
• M47: 23,175,553 km (0.116 R)
• M48: 23,480,732 km (0.075 R)
• M49: 25,261,246 km (0.118 R)
• M50: 25,969,742 km (0.089 R)
• M51: 27,567,447 km (0.113 R)
• M52: 28,459,798 km (0.066 R)
• M53: 28,623,009 km (0.107 R)
• M54: 28,704,690 km (0.089 R)
• M55: 28,786,520 km (0.112 R)
• M56: 28,950,479 km (0.08 R)
• M57: 31,024,803 km (0.106 R)
• M58: 32,292,346 km (0.113 R)
• M59: 32,462,588 km (0.114 R)
• M60: 33,232,569 km (0.118 R)
• M61: 33,662,812 km (0.114 R)
• M62: 35,490,300 km (0.085 R)
• M63: 35,842,004 km (0.098 R)
• M64: 37,797,248 km (0.059 R)
• M65: 39,513,435 km (0.098 R)
• M66: 40,060,664 km (0.114 R)
• M67: 40,152,068 km (0.062 R)
• M68: 40,886,145 km (0.086 R)
• M69: 41,162,602 km (0.106 R)
• M70: 42,740,710 km (0.101 R)
• M71: 43,302,450 km (0.094 R)
• M72: 44,622,502 km (0.031 R)
• M73: 47,012,627 km (0.073 R)
• M74: 47,786,197 km (0.115 R)
• M75: 50,625,415 km (0.049 R)
• M76: 53,116,669 km (0.093 R)
• M77: 55,749,442 km (0.04 R)
• M78: 57,287,757 km (0.081 R)
• M79: 57,493,902 km (0.093 R)
• M80: 58,735,864 km (0.052 R)
• M81: 61,985,279 km (0.041 R)
• M82: 62,514,856 km (0.116 R)
• M83: 63,258,656 km (0.111 R)
• M84: 64,647,972 km (0.074 R)
• M85: 64,755,234 km (0.056 R)
• M86: 68,001,059 km (0.105 R)
• M87: 69,753,747 km (0.093 R)
• M88: 70,746,179 km (0.087 R)
• M89: 71,854,400 km (0.117 R)
• M90: 74,424,791 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 15,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit