🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.71 AU - 0.99 AU

Year: 278 Days

Day: 35.9 Hours

Environment

Temp: 124 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,860,643 km

• M1: 367,263 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.98 AU - 1.02 AU

Year: 355 Days

Day: 43.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 167.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.87 AU - 1.39 AU

Year: 426 Days

Day: 32.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,860,643 km

• M1: 456,573 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.14 AU - 1.26 AU

Year: 466 Days

Day: 38.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.04 AU - 1.66 AU

Year: 556 Days

Day: 18.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,860,643 km

• M1: 41,439 km (0.096 R)
• M2: 65,973 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.89 AU - 2.49 AU

Year: 1150 Days

Day: 18.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,860,643 km

• M1: 968,497 km (0.053 R)

Asteroid Belt

Center: 7.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.3

Radius: 6.1

Gravity: 20.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 12.74 AU - 14.42 AU

Year: 17754 Days

Day: 15.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 72,860,643 km

• M1: 109,655 km (0.113 R)
• M2: 148,700 km (0.116 R)
• M3: 416,929 km (0.074 R)
• M4: 770,728 km (0.092 R)
• M5: 1,040,453 km (0.061 R)
• M6: 1,092,513 km (0.072 R)
• M7: 1,482,066 km (0.03 R)
• M8: 1,816,268 km (0.112 R)
• M9: 2,041,113 km (0.041 R)
• M10: 2,106,936 km (0.075 R)
• M11: 2,804,062 km (0.089 R)
• M12: 5,087,824 km (0.088 R)
• M13: 5,313,118 km (0.097 R)
• M14: 6,247,207 km (0.081 R)
• M15: 6,634,815 km (0.073 R)
• M16: 7,895,776 km (0.082 R)
• M17: 7,999,896 km (0.098 R)
• M18: 8,687,148 km (0.101 R)
• M19: 9,119,486 km (0.04 R)
• M20: 11,442,592 km (0.089 R)
• M21: 12,335,840 km (0.055 R)
• M22: 13,437,030 km (0.072 R)
• M23: 13,936,538 km (0.1 R)
• M24: 14,125,330 km (0.087 R)
• M25: 14,697,093 km (0.083 R)
• M26: 15,082,308 km (0.074 R)
• M27: 15,601,263 km (0.11 R)
• M28: 15,994,256 km (0.099 R)
• M29: 16,258,147 km (0.091 R)
• M30: 17,598,843 km (0.079 R)
• M31: 20,099,820 km (0.088 R)
• M32: 20,742,343 km (0.102 R)
• M33: 20,885,957 km (0.106 R)
• M34: 22,857,807 km (0.088 R)
• M35: 24,280,782 km (0.097 R)
• M36: 25,041,038 km (0.097 R)
• M37: 25,501,051 km (0.093 R)
• M38: 26,273,724 km (0.026 R)
• M39: 26,975,787 km (0.096 R)
• M40: 27,211,254 km (0.059 R)
• M41: 27,447,320 km (0.112 R)
• M42: 28,159,555 km (0.08 R)
• M43: 32,059,871 km (0.105 R)
• M44: 32,225,925 km (0.054 R)
• M45: 32,559,079 km (0.105 R)
• M46: 33,144,904 km (0.119 R)
• M47: 33,818,693 km (0.098 R)
• M48: 35,008,445 km (0.06 R)
• M49: 38,042,589 km (0.057 R)
• M50: 38,130,552 km (0.085 R)
• M51: 39,190,753 km (0.055 R)
• M52: 39,902,988 km (0.044 R)
• M53: 40,350,435 km (0.07 R)
• M54: 40,440,044 km (0.085 R)
• M55: 40,889,436 km (0.083 R)
• M56: 41,159,760 km (0.084 R)
• M57: 41,430,681 km (0.092 R)
• M58: 41,521,188 km (0.117 R)
• M59: 43,619,897 km (0.11 R)
• M60: 44,635,666 km (0.109 R)
• M61: 45,193,068 km (0.115 R)
• M62: 45,286,118 km (0.045 R)
• M63: 46,127,157 km (0.103 R)
• M64: 46,879,036 km (0.107 R)
• M65: 47,634,954 km (0.109 R)
• M66: 48,776,236 km (0.111 R)
• M67: 50,698,569 km (0.082 R)
• M68: 51,474,383 km (0.039 R)
• M69: 51,668,861 km (0.08 R)
• M70: 51,863,787 km (0.113 R)
• M71: 52,351,775 km (0.075 R)
• M72: 52,645,435 km (0.107 R)
• M73: 52,939,545 km (0.092 R)
• M74: 53,726,579 km (0.086 R)
• M75: 54,022,783 km (0.11 R)
• M76: 54,616,687 km (0.076 R)
• M77: 54,715,870 km (0.084 R)
• M78: 55,212,685 km (0.111 R)
• M79: 56,110,870 km (0.061 R)
• M80: 56,210,951 km (0.104 R)
• M81: 56,812,783 km (0.049 R)
• M82: 57,517,539 km (0.089 R)
• M83: 57,618,517 km (0.042 R)
• M84: 59,037,603 km (0.119 R)
• M85: 59,343,231 km (0.102 R)
• M86: 60,365,583 km (0.114 R)
• M87: 61,393,919 km (0.104 R)
• M88: 61,496,992 km (0.102 R)
• M89: 62,324,268 km (0.09 R)
• M90: 63,467,645 km (0.031 R)
• M91: 63,885,172 km (0.101 R)
• M92: 64,722,920 km (0.103 R)
• M93: 68,644,479 km (0.098 R)
• M94: 70,256,246 km (0.116 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 10,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit