🌌 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: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.52 AU - 0.7 AU

Year: 211 Days

Day: 29.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.61 AU - 0.99 AU

Year: 317 Days

Day: 27.6 Hours

Environment

Temp: -31 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,522,468 km

• M1: 271,670 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.73 AU - 0.89 AU

Year: 323 Days

Day: 30.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.81 AU - 1.29 AU

Year: 477 Days

Day: 46.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,522,468 km

• M1: 452,982 km (0.095 R)
• M2: 723,306 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.9

Radius: 7

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.99 AU - 13.77 AU

Year: 18137 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 57,522,468 km

• M1: 144,512 km (0.108 R)
• M2: 203,304 km (0.115 R)
• M3: 300,542 km (0.082 R)
• M4: 415,882 km (0.06 R)
• M5: 729,140 km (0.085 R)
• M6: 807,829 km (0.057 R)
• M7: 952,340 km (0.053 R)
• M8: 1,290,431 km (0.107 R)
• M9: 1,485,357 km (0.093 R)
• M10: 2,504,568 km (0.096 R)
• M11: 2,936,008 km (0.091 R)
• M12: 3,031,451 km (0.047 R)
• M13: 3,357,275 km (0.081 R)
• M14: 3,423,697 km (0.09 R)
• M15: 3,694,170 km (0.098 R)
• M16: 4,077,440 km (0.092 R)
• M17: 4,184,103 km (0.088 R)
• M18: 4,255,760 km (0.1 R)
• M19: 4,881,379 km (0.101 R)
• M20: 5,224,257 km (0.095 R)
• M21: 5,614,258 km (0.057 R)
• M22: 5,812,924 km (0.112 R)
• M23: 6,339,958 km (0.074 R)
• M24: 6,546,702 km (0.114 R)
• M25: 7,613,784 km (0.096 R)
• M26: 7,657,616 km (0.089 R)
• M27: 7,833,692 km (0.109 R)
• M28: 8,234,764 km (0.101 R)
• M29: 9,336,553 km (0.088 R)
• M30: 10,386,730 km (0.112 R)
• M31: 10,435,349 km (0.095 R)
• M32: 10,483,968 km (0.082 R)
• M33: 11,273,396 km (0.085 R)
• M34: 11,675,366 km (0.095 R)
• M35: 11,827,208 km (0.084 R)
• M36: 11,878,071 km (0.034 R)
• M37: 12,235,610 km (0.059 R)
• M38: 12,338,384 km (0.108 R)
• M39: 12,596,590 km (0.087 R)
• M40: 12,700,410 km (0.114 R)
• M41: 13,171,195 km (0.104 R)
• M42: 14,945,276 km (0.102 R)
• M43: 15,832,242 km (0.098 R)
• M44: 16,793,259 km (0.119 R)
• M45: 16,907,551 km (0.119 R)
• M46: 17,194,330 km (0.117 R)
• M47: 18,534,578 km (0.079 R)
• M48: 19,127,733 km (0.07 R)
• M49: 20,332,595 km (0.07 R)
• M50: 20,576,589 km (0.104 R)
• M51: 21,067,270 km (0.114 R)
• M52: 21,376,040 km (0.096 R)
• M53: 21,686,156 km (0.074 R)
• M54: 22,436,689 km (0.079 R)
• M55: 24,027,363 km (0.111 R)
• M56: 24,673,925 km (0.12 R)
• M57: 25,129,750 km (0.12 R)
• M58: 26,182,320 km (0.064 R)
• M59: 26,580,699 km (0.062 R)
• M60: 28,466,231 km (0.117 R)
• M61: 28,670,731 km (0.116 R)
• M62: 29,218,708 km (0.113 R)
• M63: 30,185,858 km (0.117 R)
• M64: 31,163,480 km (0.076 R)
• M65: 31,515,185 km (0.089 R)
• M66: 32,720,794 km (0.118 R)
• M67: 33,078,184 km (0.062 R)
• M68: 34,957,582 km (0.102 R)
• M69: 36,871,387 km (0.108 R)
• M70: 37,691,333 km (0.09 R)
• M71: 38,065,926 km (0.095 R)
• M72: 39,500,869 km (0.09 R)
• M73: 39,881,446 km (0.105 R)
• M74: 39,957,741 km (0.12 R)
• M75: 40,339,814 km (0.112 R)
• M76: 40,723,084 km (0.066 R)
• M77: 41,493,064 km (0.087 R)
• M78: 41,570,406 km (0.119 R)
• M79: 42,035,057 km (0.044 R)
• M80: 43,360,943 km (0.093 R)
• M81: 43,517,721 km (0.102 R)
• M82: 47,177,783 km (0.105 R)
• M83: 47,419,982 km (0.109 R)
• M84: 48,555,280 km (0.057 R)
• M85: 48,799,723 km (0.057 R)
• M86: 49,289,806 km (0.118 R)
• M87: 49,371,636 km (0.112 R)
• M88: 50,604,771 km (0.108 R)
• M89: 52,264,709 km (0.063 R)
• M90: 52,682,386 km (0.111 R)
• M91: 53,437,107 km (0.108 R)
• M92: 53,605,405 km (0.109 R)
• M93: 54,364,465 km (0.081 R)
• M94: 56,577,466 km (0.068 R)
• M95: 57,436,307 km (0.093 R)
• M96: 57,522,476 km (0.064 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 18,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit