🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.71 AU - 0.97 AU

Year: 287 Days

Day: 34.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.09 AU - 1.45 AU

Year: 534 Days

Day: 20.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,980,547 km

• M1: 110,852 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.36 AU - 2.22 AU

Year: 893 Days

Day: 20.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 163.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.1

Radius: 14.9

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.8 AU - 5.58 AU

Year: 4408 Days

Day: 12.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 33,980,547 km

• M1: 189,989 km (0.06 R)
• M2: 498,759 km (0.103 R)
• M3: 610,060 km (0.075 R)
• M4: 755,320 km (0.111 R)
• M5: 978,819 km (0.106 R)
• M6: 1,297,911 km (0.098 R)
• M7: 1,650,962 km (0.116 R)
• M8: 2,541,369 km (0.09 R)
• M9: 2,674,212 km (0.086 R)
• M10: 3,415,170 km (0.04 R)
• M11: 3,583,767 km (0.113 R)
• M12: 3,907,197 km (0.117 R)
• M13: 4,017,301 km (0.071 R)
• M14: 4,217,912 km (0.097 R)
• M15: 4,652,643 km (0.106 R)
• M16: 4,887,362 km (0.118 R)
• M17: 5,714,489 km (0.045 R)
• M18: 6,324,848 km (0.105 R)
• M19: 7,116,969 km (0.073 R)
• M20: 7,497,546 km (0.1 R)
• M21: 8,736,665 km (0.112 R)
• M22: 9,647,716 km (0.102 R)
• M23: 9,767,395 km (0.086 R)
• M24: 9,917,890 km (0.117 R)
• M25: 10,068,984 km (0.036 R)
• M26: 10,312,529 km (0.045 R)
• M27: 10,558,169 km (0.104 R)
• M28: 10,836,571 km (0.095 R)
• M29: 10,930,069 km (0.099 R)
• M30: 11,559,427 km (0.064 R)
• M31: 11,686,735 km (0.102 R)
• M32: 13,051,816 km (0.027 R)
• M33: 14,845,644 km (0.092 R)
• M34: 15,053,585 km (0.038 R)
• M35: 15,192,711 km (0.111 R)
• M36: 16,357,330 km (0.094 R)
• M37: 16,643,960 km (0.091 R)
• M38: 16,932,235 km (0.084 R)
• M39: 17,113,248 km (0.081 R)
• M40: 17,513,872 km (0.082 R)
• M41: 17,843,884 km (0.104 R)
• M42: 18,065,140 km (0.066 R)
• M43: 18,361,493 km (0.116 R)
• M44: 18,846,489 km (0.06 R)
• M45: 19,109,482 km (0.106 R)
• M46: 19,373,523 km (0.033 R)
• M47: 19,867,345 km (0.091 R)
• M48: 20,173,273 km (0.095 R)
• M49: 20,867,407 km (0.098 R)
• M50: 21,217,316 km (0.101 R)
• M51: 21,726,398 km (0.075 R)
• M52: 21,962,613 km (0.038 R)
• M53: 22,120,588 km (0.087 R)
• M54: 22,437,736 km (0.08 R)
• M55: 22,596,908 km (0.095 R)
• M56: 22,756,379 km (0.117 R)
• M57: 22,956,242 km (0.117 R)
• M58: 23,196,945 km (0.073 R)
• M59: 23,478,787 km (0.106 R)
• M60: 24,168,134 km (0.09 R)
• M61: 24,699,656 km (0.073 R)
• M62: 24,946,343 km (0.052 R)
• M63: 25,317,794 km (0.04 R)
• M64: 25,566,575 km (0.1 R)
• M65: 25,774,367 km (0.101 R)
• M66: 26,024,644 km (0.073 R)
• M67: 26,527,442 km (0.109 R)
• M68: 27,245,213 km (0.087 R)
• M69: 27,798,426 km (0.093 R)
• M70: 28,441,398 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.7

Radius: 13.1

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.05 AU - 7.53 AU

Year: 5881 Days

Day: 7.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 33,980,547 km

• M1: 321,336 km (0.114 R)
• M2: 454,030 km (0.107 R)
• M3: 552,465 km (0.116 R)
• M4: 749,336 km (0.095 R)
• M5: 857,495 km (0.051 R)
• M6: 1,060,799 km (0.089 R)
• M7: 1,184,516 km (0.105 R)
• M8: 1,363,136 km (0.058 R)
• M9: 1,621,791 km (0.068 R)
• M10: 1,748,051 km (0.118 R)
• M11: 1,840,353 km (0.06 R)
• M12: 2,533,290 km (0.095 R)
• M13: 3,074,984 km (0.117 R)
• M14: 3,210,370 km (0.068 R)
• M15: 3,510,763 km (0.109 R)
• M16: 4,015,506 km (0.095 R)
• M17: 4,263,988 km (0.111 R)
• M18: 4,854,750 km (0.069 R)
• M19: 5,119,838 km (0.093 R)
• M20: 5,719,725 km (0.081 R)
• M21: 6,141,591 km (0.117 R)
• M22: 6,284,607 km (0.096 R)
• M23: 6,457,542 km (0.058 R)
• M24: 6,749,407 km (0.112 R)
• M25: 6,837,819 km (0.036 R)
• M26: 7,497,995 km (0.049 R)
• M27: 7,650,884 km (0.107 R)
• M28: 8,879,082 km (0.078 R)
• M29: 9,008,485 km (0.113 R)
• M30: 9,269,383 km (0.062 R)
• M31: 9,466,553 km (0.077 R)
• M32: 9,765,001 km (0.1 R)
• M33: 10,371,471 km (0.075 R)
• M34: 10,816,973 km (0.12 R)
• M35: 10,990,058 km (0.036 R)
• M36: 11,656,068 km (0.098 R)
• M37: 12,624,864 km (0.059 R)
• M38: 12,953,680 km (0.084 R)
• M39: 13,694,339 km (0.114 R)
• M40: 14,069,829 km (0.044 R)
• M41: 14,372,765 km (0.099 R)
• M42: 16,512,763 km (0.105 R)
• M43: 16,952,730 km (0.097 R)
• M44: 17,113,548 km (0.068 R)
• M45: 17,518,210 km (0.105 R)
• M46: 17,966,854 km (0.026 R)
• M47: 18,089,823 km (0.088 R)
• M48: 18,254,231 km (0.085 R)
• M49: 18,792,185 km (0.046 R)
• M50: 18,958,837 km (0.067 R)
• M51: 19,209,563 km (0.102 R)
• M52: 19,714,456 km (0.108 R)
• M53: 19,968,623 km (0.106 R)
• M54: 21,125,463 km (0.093 R)
• M55: 21,298,698 km (0.03 R)
• M56: 21,385,614 km (0.109 R)
• M57: 21,777,560 km (0.103 R)
• M58: 22,084,236 km (0.106 R)
• M59: 22,260,014 km (0.099 R)
• M60: 23,593,679 km (0.07 R)
• M61: 23,728,466 km (0.119 R)
• M62: 24,588,056 km (0.079 R)
• M63: 24,816,043 km (0.04 R)
• M64: 24,907,297 km (0.034 R)
• M65: 25,044,628 km (0.099 R)
• M66: 26,711,298 km (0.105 R)
• M67: 26,804,946 km (0.119 R)
• M68: 27,652,568 km (0.104 R)
• M69: 28,222,685 km (0.112 R)
• M70: 28,413,572 km (0.075 R)
• M71: 28,557,037 km (0.111 R)
• M72: 28,988,776 km (0.105 R)
• M73: 30,199,472 km (0.082 R)
• M74: 30,639,439 km (0.089 R)
• M75: 31,328,038 km (0.032 R)
• M76: 31,426,773 km (0.093 R)
• M77: 32,720,345 km (0.08 R)
• M78: 32,820,576 km (0.066 R)
• M79: 33,879,131 km (0.065 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 17,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit