🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.68 AU - 0.84 AU

Year: 250 Days

Day: 21.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,994,425 km

• M1: 94,845 km (0.062 R)
• M2: 687,253 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.06 AU - 1.36 AU

Year: 501 Days

Day: 25.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.96 AU - 4.36 AU

Year: 2638 Days

Day: 21.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.8

Radius: 14

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6 AU - 8.88 AU

Year: 7645 Days

Day: 5.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 36,994,425 km

• M1: 270,473 km (0.034 R)
• M2: 436,227 km (0.102 R)
• M3: 598,242 km (0.109 R)
• M4: 701,764 km (0.116 R)
• M5: 1,235,230 km (0.033 R)
• M6: 1,444,816 km (0.109 R)
• M7: 1,591,422 km (0.104 R)
• M8: 1,899,893 km (0.094 R)
• M9: 2,000,423 km (0.036 R)
• M10: 2,144,336 km (0.096 R)
• M11: 2,249,354 km (0.103 R)
• M12: 2,442,784 km (0.085 R)
• M13: 2,709,517 km (0.083 R)
• M14: 2,800,622 km (0.082 R)
• M15: 3,151,578 km (0.089 R)
• M16: 3,541,730 km (0.076 R)
• M17: 3,641,811 km (0.11 R)
• M18: 3,947,738 km (0.076 R)
• M19: 4,130,098 km (0.07 R)
• M20: 4,288,672 km (0.109 R)
• M21: 4,530,422 km (0.106 R)
• M22: 5,055,510 km (0.107 R)
• M23: 5,168,606 km (0.098 R)
• M24: 5,282,600 km (0.094 R)
• M25: 5,835,364 km (0.056 R)
• M26: 6,529,349 km (0.103 R)
• M27: 6,683,734 km (0.032 R)
• M28: 6,808,049 km (0.035 R)
• M29: 7,154,219 km (0.115 R)
• M30: 7,733,013 km (0.059 R)
• M31: 8,094,142 km (0.109 R)
• M32: 8,393,937 km (0.117 R)
• M33: 9,454,137 km (0.071 R)
• M34: 10,701,484 km (0.115 R)
• M35: 11,400,405 km (0.081 R)
• M36: 12,189,982 km (0.118 R)
• M37: 12,418,867 km (0.117 R)
• M38: 12,803,483 km (0.075 R)
• M39: 13,114,049 km (0.097 R)
• M40: 13,584,534 km (0.107 R)
• M41: 13,941,026 km (0.101 R)
• M42: 14,220,474 km (0.097 R)
• M43: 15,110,881 km (0.079 R)
• M44: 15,233,701 km (0.067 R)
• M45: 15,811,298 km (0.115 R)
• M46: 16,102,864 km (0.119 R)
• M47: 16,228,377 km (0.083 R)
• M48: 16,522,337 km (0.1 R)
• M49: 18,279,962 km (0.115 R)
• M50: 19,961,592 km (0.109 R)
• M51: 20,096,380 km (0.088 R)
• M52: 20,321,824 km (0.056 R)
• M53: 20,729,777 km (0.067 R)
• M54: 20,957,614 km (0.116 R)
• M55: 21,232,127 km (0.087 R)
• M56: 21,415,683 km (0.115 R)
• M57: 21,692,140 km (0.111 R)
• M58: 22,062,694 km (0.113 R)
• M59: 22,622,340 km (0.097 R)
• M60: 22,950,857 km (0.084 R)
• M61: 24,810,657 km (0.118 R)
• M62: 26,077,302 km (0.105 R)
• M63: 26,323,241 km (0.049 R)
• M64: 27,265,110 km (0.115 R)
• M65: 28,825,266 km (0.046 R)
• M66: 29,590,758 km (0.113 R)
• M67: 31,507,107 km (0.043 R)
• M68: 31,716,693 km (0.119 R)
• M69: 31,874,220 km (0.107 R)
• M70: 32,559,677 km (0.042 R)
• M71: 33,356,735 km (0.059 R)
• M72: 33,623,767 km (0.085 R)
• M73: 33,730,879 km (0.068 R)
• M74: 34,807,385 km (0.106 R)
• M75: 35,622,395 km (0.079 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 18,804 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit