🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.56 AU - 0.9 AU

Year: 227 Days

Day: 48 Hours

Environment

Temp: 105 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,090,531 km

• M1: 58,942 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.7 AU - 0.86 AU

Year: 250 Days

Day: 29.7 Hours

Environment

Temp: 162 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.71 AU - 0.97 AU

Year: 280 Days

Day: 13.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.06 AU - 1.12 AU

Year: 414 Days

Day: 34.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 149.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.14 AU - 1.18 AU

Year: 454 Days

Day: 30.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.98 AU - 4.28 AU

Year: 2514 Days

Day: 16.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,090,531 km

• M1: 348,862 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.2

Radius: 13.8

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.34 AU - 9.98 AU

Year: 9262 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 40,090,531 km

• M1: 260,151 km (0.081 R)
• M2: 490,980 km (0.113 R)
• M3: 772,972 km (0.035 R)
• M4: 863,928 km (0.117 R)
• M5: 1,267,393 km (0.087 R)
• M6: 1,510,490 km (0.073 R)
• M7: 2,195,798 km (0.083 R)
• M8: 2,421,541 km (0.073 R)
• M9: 2,584,004 km (0.097 R)
• M10: 2,726,421 km (0.046 R)
• M11: 3,530,061 km (0.108 R)
• M12: 3,849,752 km (0.098 R)
• M13: 4,318,891 km (0.089 R)
• M14: 4,546,130 km (0.117 R)
• M15: 4,953,335 km (0.093 R)
• M16: 5,555,766 km (0.105 R)
• M17: 5,648,068 km (0.091 R)
• M18: 6,632,870 km (0.067 R)
• M19: 7,296,337 km (0.084 R)
• M20: 8,296,100 km (0.102 R)
• M21: 9,301,996 km (0.029 R)
• M22: 9,596,404 km (0.081 R)
• M23: 10,998,435 km (0.117 R)
• M24: 11,427,482 km (0.083 R)
• M25: 11,743,134 km (0.083 R)
• M26: 12,504,138 km (0.094 R)
• M27: 13,034,163 km (0.077 R)
• M28: 13,696,433 km (0.081 R)
• M29: 13,863,833 km (0.094 R)
• M30: 14,539,866 km (0.038 R)
• M31: 14,881,996 km (0.056 R)
• M32: 15,400,054 km (0.113 R)
• M33: 15,487,120 km (0.071 R)
• M34: 15,748,916 km (0.047 R)
• M35: 16,012,208 km (0.088 R)
• M36: 16,498,551 km (0.069 R)
• M37: 16,810,762 km (0.076 R)
• M38: 17,124,767 km (0.118 R)
• M39: 17,622,330 km (0.047 R)
• M40: 17,895,645 km (0.088 R)
• M41: 18,446,614 km (0.118 R)
• M42: 18,539,066 km (0.117 R)
• M43: 18,631,517 km (0.029 R)
• M44: 18,770,643 km (0.108 R)
• M45: 21,624,223 km (0.116 R)
• M46: 21,770,529 km (0.106 R)
• M47: 22,211,095 km (0.048 R)
• M48: 22,358,599 km (0.103 R)
• M49: 22,803,203 km (0.03 R)
• M50: 23,350,432 km (0.06 R)
• M51: 23,851,885 km (0.092 R)
• M52: 24,103,807 km (0.083 R)
• M53: 24,916,273 km (0.045 R)
• M54: 25,223,099 km (0.103 R)
• M55: 25,428,496 km (0.11 R)
• M56: 26,203,563 km (0.119 R)
• M57: 26,359,444 km (0.086 R)
• M58: 26,567,834 km (0.107 R)
• M59: 27,248,803 km (0.094 R)
• M60: 27,512,395 km (0.057 R)
• M61: 27,618,011 km (0.025 R)
• M62: 28,949,731 km (0.114 R)
• M63: 29,434,279 km (0.044 R)
• M64: 30,193,488 km (0.114 R)
• M65: 31,454,598 km (0.112 R)
• M66: 31,620,352 km (0.061 R)
• M67: 31,897,258 km (0.101 R)
• M68: 32,397,663 km (0.042 R)
• M69: 33,181,406 km (0.12 R)
• M70: 33,688,543 km (0.102 R)
• M71: 34,027,980 km (0.118 R)
• M72: 35,225,212 km (0.098 R)
• M73: 36,204,480 km (0.044 R)
• M74: 37,192,723 km (0.036 R)
• M75: 37,309,559 km (0.103 R)
• M76: 37,895,684 km (0.057 R)
• M77: 38,366,768 km (0.109 R)
• M78: 38,958,277 km (0.025 R)
• M79: 39,314,620 km (0.095 R)
• M80: 40,090,584 km (0.11 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 15,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit