🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.56 AU - 0.66 AU

Year: 166 Days

Day: 38 Hours

Environment

Temp: 193 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.14 AU - 1.42 AU

Year: 504 Days

Day: 20.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 44 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.34 AU - 1.5 AU

Year: 589 Days

Day: 13 Hours

Environment

Temp: 11 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,789,682 km

• M1: 156,928 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.79 AU - 1.91 AU

Year: 876 Days

Day: 29.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 10.7

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.47 AU - 7.15 AU

Year: 4877 Days

Day: 11 Hours

Environment

Temp: -146 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 28,789,682 km

• M1: 161,715 km (0.096 R)
• M2: 274,662 km (0.054 R)
• M3: 345,272 km (0.117 R)
• M4: 472,879 km (0.116 R)
• M5: 564,732 km (0.116 R)
• M6: 641,176 km (0.102 R)
• M7: 818,300 km (0.115 R)
• M8: 919,728 km (0.08 R)
• M9: 1,108,071 km (0.098 R)
• M10: 1,279,959 km (0.038 R)
• M11: 1,491,790 km (0.092 R)
• M12: 1,650,364 km (0.078 R)
• M13: 2,141,643 km (0.087 R)
• M14: 2,376,512 km (0.068 R)
• M15: 2,450,413 km (0.074 R)
• M16: 2,715,501 km (0.119 R)
• M17: 2,792,843 km (0.119 R)
• M18: 2,950,070 km (0.11 R)
• M19: 3,356,079 km (0.042 R)
• M20: 3,586,908 km (0.032 R)
• M21: 3,715,114 km (0.097 R)
• M22: 4,131,145 km (0.07 R)
• M23: 4,220,605 km (0.096 R)
• M24: 4,288,223 km (0.069 R)
• M25: 4,424,507 km (0.116 R)
• M26: 4,562,137 km (0.108 R)
• M27: 5,031,425 km (0.079 R)
• M28: 5,103,232 km (0.041 R)
• M29: 5,199,424 km (0.117 R)
• M30: 5,789,288 km (0.06 R)
• M31: 6,219,980 km (0.087 R)
• M32: 6,582,606 km (0.11 R)
• M33: 6,845,748 km (0.116 R)
• M34: 7,355,578 km (0.082 R)
• M35: 7,437,109 km (0.112 R)
• M36: 8,754,767 km (0.03 R)
• M37: 8,928,151 km (0.056 R)
• M38: 9,161,224 km (0.085 R)
• M39: 9,573,665 km (0.115 R)
• M40: 9,692,745 km (0.088 R)
• M41: 10,203,921 km (0.086 R)
• M42: 10,940,691 km (0.113 R)
• M43: 11,221,336 km (0.102 R)
• M44: 11,378,414 km (0.083 R)
• M45: 11,536,090 km (0.071 R)
• M46: 11,631,085 km (0.097 R)
• M47: 11,758,093 km (0.065 R)
• M48: 12,045,770 km (0.038 R)
• M49: 12,142,111 km (0.108 R)
• M50: 12,270,915 km (0.053 R)
• M51: 13,219,066 km (0.114 R)
• M52: 13,384,970 km (0.086 R)
• M53: 13,584,833 km (0.085 R)
• M54: 13,651,703 km (0.094 R)
• M55: 13,785,743 km (0.118 R)
• M56: 14,156,746 km (0.073 R)
• M57: 14,224,514 km (0.1 R)
• M58: 14,428,565 km (0.071 R)
• M59: 14,943,032 km (0.026 R)
• M60: 15,813,692 km (0.111 R)
• M61: 16,202,048 km (0.076 R)
• M62: 16,344,016 km (0.119 R)
• M63: 16,522,187 km (0.113 R)
• M64: 16,808,368 km (0.082 R)
• M65: 17,168,600 km (0.106 R)
• M66: 17,567,577 km (0.099 R)
• M67: 18,006,497 km (0.08 R)
• M68: 18,932,508 km (0.077 R)
• M69: 19,911,925 km (0.057 R)
• M70: 20,216,656 km (0.107 R)
• M71: 21,372,898 km (0.116 R)
• M72: 21,880,633 km (0.09 R)
• M73: 22,392,258 km (0.107 R)
• M74: 23,267,256 km (0.065 R)
• M75: 23,829,744 km (0.118 R)
• M76: 24,315,638 km (0.047 R)
• M77: 24,927,493 km (0.039 R)
• M78: 25,091,452 km (0.118 R)
• M79: 25,834,056 km (0.088 R)
• M80: 26,709,503 km (0.053 R)
• M81: 28,062,017 km (0.102 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 18,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit