🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.89 AU - 1.21 AU

Year: 391 Days

Day: 13.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.36 AU - 1.66 AU

Year: 674 Days

Day: 13.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.71 AU - 2.01 AU

Year: 922 Days

Day: 19.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.76 AU - 2 AU

Year: 937 Days

Day: 30 Hours

Environment

Temp: -56 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,170,063 km

• M1: 448,794 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.3

Radius: 6.8

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 9.83 AU - 16.17 AU

Year: 17035 Days

Day: 19.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 63,170,063 km

• M1: 147,653 km (0.067 R)
• M2: 249,828 km (0.049 R)
• M3: 445,652 km (0.112 R)
• M4: 551,867 km (0.055 R)
• M5: 1,406,370 km (0.046 R)
• M6: 1,538,913 km (0.108 R)
• M7: 1,593,068 km (0.057 R)
• M8: 1,647,970 km (0.05 R)
• M9: 1,759,570 km (0.09 R)
• M10: 2,200,435 km (0.114 R)
• M11: 2,323,554 km (0.116 R)
• M12: 2,386,086 km (0.118 R)
• M13: 3,075,732 km (0.097 R)
• M14: 3,318,679 km (0.082 R)
• M15: 3,424,594 km (0.108 R)
• M16: 5,145,120 km (0.057 R)
• M17: 5,268,089 km (0.112 R)
• M18: 6,286,103 km (0.049 R)
• M19: 7,088,546 km (0.118 R)
• M20: 7,363,207 km (0.03 R)
• M21: 7,548,260 km (0.109 R)
• M22: 7,828,756 km (0.088 R)
• M23: 8,641,820 km (0.1 R)
• M24: 9,281,650 km (0.116 R)
• M25: 9,381,432 km (0.064 R)
• M26: 9,531,778 km (0.089 R)
• M27: 10,763,118 km (0.104 R)
• M28: 11,344,007 km (0.08 R)
• M29: 11,881,063 km (0.073 R)
• M30: 12,426,198 km (0.078 R)
• M31: 13,371,806 km (0.079 R)
• M32: 13,428,204 km (0.116 R)
• M33: 13,654,246 km (0.071 R)
• M34: 13,824,788 km (0.112 R)
• M35: 14,629,475 km (0.083 R)
• M36: 15,331,239 km (0.056 R)
• M37: 16,284,027 km (0.05 R)
• M38: 16,344,315 km (0.114 R)
• M39: 16,404,454 km (0.092 R)
• M40: 16,706,941 km (0.115 R)
• M41: 17,317,300 km (0.107 R)
• M42: 17,686,956 km (0.117 R)
• M43: 18,059,305 km (0.106 R)
• M44: 18,183,920 km (0.065 R)
• M45: 18,371,516 km (0.109 R)
• M46: 19,446,377 km (0.103 R)
• M47: 20,867,557 km (0.026 R)
• M48: 21,392,496 km (0.111 R)
• M49: 21,722,957 km (0.116 R)
• M50: 22,121,486 km (0.092 R)
• M51: 23,671,918 km (0.114 R)
• M52: 24,701,900 km (0.08 R)
• M53: 25,257,207 km (0.062 R)
• M54: 26,450,699 km (0.12 R)
• M55: 27,090,080 km (0.065 R)
• M56: 27,590,784 km (0.117 R)
• M57: 28,819,581 km (0.089 R)
• M58: 29,038,293 km (0.115 R)
• M59: 29,257,604 km (0.096 R)
• M60: 29,771,323 km (0.052 R)
• M61: 31,180,684 km (0.115 R)
• M62: 32,308,652 km (0.113 R)
• M63: 34,141,076 km (0.065 R)
• M64: 35,381,243 km (0.1 R)
• M65: 36,085,400 km (0.083 R)
• M66: 36,163,939 km (0.059 R)
• M67: 36,557,381 km (0.071 R)
• M68: 37,507,328 km (0.116 R)
• M69: 38,867,172 km (0.064 R)
• M70: 39,674,552 km (0.09 R)
• M71: 39,836,716 km (0.116 R)
• M72: 41,141,808 km (0.065 R)
• M73: 43,042,299 km (0.099 R)
• M74: 44,045,203 km (0.052 R)
• M75: 44,717,945 km (0.054 R)
• M76: 44,802,318 km (0.084 R)
• M77: 44,971,214 km (0.108 R)
• M78: 45,224,932 km (0.049 R)
• M79: 45,563,921 km (0.108 R)
• M80: 46,159,021 km (0.075 R)
• M81: 46,842,534 km (0.117 R)
• M82: 47,271,282 km (0.115 R)
• M83: 47,960,180 km (0.078 R)
• M84: 50,572,757 km (0.104 R)
• M85: 50,748,684 km (0.074 R)
• M86: 51,365,626 km (0.117 R)
• M87: 52,162,534 km (0.111 R)
• M88: 52,785,160 km (0.034 R)
• M89: 54,577,492 km (0.086 R)
• M90: 56,116,704 km (0.059 R)
• M91: 56,480,975 km (0.104 R)
• M92: 60,259,369 km (0.101 R)
• M93: 61,755,946 km (0.081 R)
• M94: 62,697,515 km (0.1 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 17,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit