🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.66 AU

Year: 143 Days

Day: 32.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,367,834 km

• M1: 34,856 km (0.112 R)
• M2: 83,326 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.57 AU - 0.59 AU

Year: 164 Days

Day: 30.9 Hours

Environment

Temp: 143 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,367,834 km

• M1: 171,589 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.7 AU - 0.98 AU

Year: 286 Days

Day: 12.8 Hours

Environment

Temp: 90 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,367,834 km

• M1: 225,444 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.34 AU - 1.4 AU

Year: 595 Days

Day: 23.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.63 AU - 2.23 AU

Year: 994 Days

Day: 13.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.62 AU - 2.38 AU

Year: 1049 Days

Day: 29.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,367,834 km

• M1: 433,086 km (0.053 R)
• M2: 634,445 km (0.101 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.01 AU - 2.49 AU

Year: 1252 Days

Day: 12.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,367,834 km

• M1: 442,511 km (0.041 R)
• M2: 1,019,210 km (0.097 R)

Asteroid Belt

Center: 6.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.9

Radius: 10.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.5 AU - 10.84 AU

Year: 12926 Days

Day: 12.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 57,367,834 km

• M1: 285,433 km (0.059 R)
• M2: 645,814 km (0.096 R)
• M3: 997,818 km (0.112 R)
• M4: 1,382,284 km (0.112 R)
• M5: 1,655,151 km (0.117 R)
• M6: 1,785,002 km (0.098 R)
• M7: 2,110,676 km (0.118 R)
• M8: 2,974,454 km (0.07 R)
• M9: 3,460,498 km (0.106 R)
• M10: 3,867,255 km (0.115 R)
• M11: 4,182,607 km (0.09 R)
• M12: 4,397,429 km (0.083 R)
• M13: 4,615,992 km (0.052 R)
• M14: 5,293,072 km (0.095 R)
• M15: 5,486,652 km (0.111 R)
• M16: 5,920,934 km (0.081 R)
• M17: 7,246,670 km (0.051 R)
• M18: 7,332,540 km (0.106 R)
• M19: 7,810,804 km (0.099 R)
• M20: 8,120,472 km (0.099 R)
• M21: 8,935,182 km (0.046 R)
• M22: 9,027,334 km (0.084 R)
• M23: 9,259,061 km (0.091 R)
• M24: 9,539,707 km (0.077 R)
• M25: 9,870,767 km (0.115 R)
• M26: 10,109,675 km (0.119 R)
• M27: 10,253,887 km (0.064 R)
• M28: 10,350,377 km (0.044 R)
• M29: 11,034,489 km (0.071 R)
• M30: 11,431,970 km (0.111 R)
• M31: 11,582,316 km (0.071 R)
• M32: 11,682,846 km (0.094 R)
• M33: 12,394,782 km (0.078 R)
• M34: 12,549,317 km (0.111 R)
• M35: 12,756,210 km (0.108 R)
• M36: 12,964,151 km (0.095 R)
• M37: 13,648,113 km (0.097 R)
• M38: 13,914,248 km (0.066 R)
• M39: 14,832,030 km (0.088 R)
• M40: 15,215,599 km (0.082 R)
• M41: 16,499,000 km (0.091 R)
• M42: 17,354,699 km (0.089 R)
• M43: 17,701,018 km (0.115 R)
• M44: 17,816,957 km (0.093 R)
• M45: 18,107,925 km (0.111 R)
• M46: 18,224,761 km (0.074 R)
• M47: 18,400,388 km (0.089 R)
• M48: 22,280,957 km (0.102 R)
• M49: 22,594,514 km (0.077 R)
• M50: 24,506,076 km (0.078 R)
• M51: 24,635,478 km (0.073 R)
• M52: 25,546,828 km (0.088 R)
• M53: 25,677,876 km (0.061 R)
• M54: 26,934,498 km (0.067 R)
• M55: 27,738,437 km (0.089 R)
• M56: 28,414,320 km (0.12 R)
• M57: 28,686,289 km (0.097 R)
• M58: 29,920,472 km (0.045 R)
• M59: 30,266,492 km (0.094 R)
• M60: 30,335,755 km (0.083 R)
• M61: 30,474,732 km (0.085 R)
• M62: 33,367,506 km (0.084 R)
• M63: 33,798,049 km (0.113 R)
• M64: 34,882,783 km (0.111 R)
• M65: 35,028,192 km (0.067 R)
• M66: 36,125,791 km (0.117 R)
• M67: 36,789,856 km (0.083 R)
• M68: 41,857,933 km (0.092 R)
• M69: 42,632,850 km (0.103 R)
• M70: 42,710,641 km (0.063 R)
• M71: 42,866,372 km (0.118 R)
• M72: 43,334,464 km (0.073 R)
• M73: 44,670,074 km (0.057 R)
• M74: 45,700,504 km (0.117 R)
• M75: 47,140,234 km (0.101 R)
• M76: 48,757,237 km (0.114 R)
• M77: 49,082,762 km (0.087 R)
• M78: 49,409,185 km (0.086 R)
• M79: 50,063,975 km (0.04 R)
• M80: 50,968,892 km (0.102 R)
• M81: 52,294,928 km (0.108 R)
• M82: 52,378,254 km (0.07 R)
• M83: 52,795,183 km (0.093 R)
• M84: 53,213,159 km (0.112 R)
• M85: 53,296,934 km (0.078 R)
• M86: 53,464,633 km (0.119 R)
• M87: 55,489,590 km (0.052 R)
• M88: 56,426,073 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 11,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit