🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.45 AU - 0.69 AU

Year: 181 Days

Day: 24.5 Hours

Environment

Temp: 75 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.7 AU - 0.8 AU

Year: 274 Days

Day: 41.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.74 AU - 1.02 AU

Year: 348 Days

Day: 35.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,857,675 km

• M1: 49,068 km (0.106 R)
• M2: 134,638 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.92 AU - 1.34 AU

Year: 507 Days

Day: 46.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.63 AU - 1.87 AU

Year: 976 Days

Day: 26.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,857,675 km

• M1: 34,408 km (0.028 R)
• M2: 250,726 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.41 AU - 2.51 AU

Year: 1627 Days

Day: 18.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,857,675 km

• M1: 381,175 km (0.087 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.08 AU - 2.86 AU

Year: 1637 Days

Day: 26.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,857,675 km

• M1: 1,485,656 km (0.091 R)
• M2: 1,792,332 km (0.089 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.13 AU - 3.55 AU

Year: 2019 Days

Day: 42.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 13.3

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.08 AU - 5.32 AU

Year: 4297 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 17,857,675 km

• M1: 177,872 km (0.11 R)
• M2: 397,482 km (0.096 R)
• M3: 632,799 km (0.092 R)
• M4: 775,366 km (0.099 R)
• M5: 1,017,714 km (0.052 R)
• M6: 1,216,530 km (0.073 R)
• M7: 1,399,787 km (0.086 R)
• M8: 1,607,728 km (0.064 R)
• M9: 1,890,468 km (0.109 R)
• M10: 1,988,455 km (0.106 R)
• M11: 2,362,599 km (0.104 R)
• M12: 2,468,664 km (0.115 R)
• M13: 2,667,180 km (0.112 R)
• M14: 2,796,433 km (0.051 R)
• M15: 3,158,011 km (0.106 R)
• M16: 3,255,698 km (0.068 R)
• M17: 3,354,433 km (0.119 R)
• M18: 3,474,261 km (0.049 R)
• M19: 3,800,833 km (0.069 R)
• M20: 3,884,159 km (0.029 R)
• M21: 3,989,177 km (0.112 R)
• M22: 4,484,196 km (0.101 R)
• M23: 4,594,450 km (0.095 R)
• M24: 5,674,995 km (0.073 R)
• M25: 5,818,609 km (0.099 R)
• M26: 6,182,730 km (0.111 R)
• M27: 6,355,217 km (0.03 R)
• M28: 6,529,349 km (0.08 R)
• M29: 6,984,425 km (0.113 R)
• M30: 7,502,184 km (0.091 R)
• M31: 7,633,531 km (0.082 R)
• M32: 8,247,929 km (0.114 R)
• M33: 8,383,614 km (0.113 R)
• M34: 8,822,834 km (0.032 R)
• M35: 9,017,460 km (0.096 R)
• M36: 9,185,309 km (0.108 R)
• M37: 9,297,807 km (0.103 R)
• M38: 9,581,145 km (0.034 R)
• M39: 10,098,305 km (0.111 R)
• M40: 11,040,173 km (0.106 R)
• M41: 11,159,852 km (0.068 R)
• M42: 11,279,979 km (0.028 R)
• M43: 11,551,948 km (0.077 R)
• M44: 11,643,053 km (0.075 R)
• M45: 11,826,160 km (0.102 R)
• M46: 12,225,886 km (0.114 R)
• M47: 12,692,631 km (0.116 R)
• M48: 12,818,144 km (0.105 R)
• M49: 13,675,938 km (0.09 R)
• M50: 13,966,158 km (0.105 R)
• M51: 14,160,635 km (0.109 R)
• M52: 14,356,010 km (0.104 R)
• M53: 14,815,575 km (0.09 R)
• M54: 15,013,941 km (0.039 R)
• M55: 15,113,574 km (0.099 R)
• M56: 15,346,647 km (0.083 R)
• M57: 16,087,157 km (0.111 R)
• M58: 17,080,935 km (0.103 R)
• M59: 18,059,455 km (0.107 R)
• M60: 18,165,370 km (0.101 R)
• M61: 18,626,730 km (0.043 R)
• M62: 19,235,893 km (0.088 R)
• M63: 19,815,136 km (0.113 R)
• M64: 20,473,815 km (0.078 R)
• M65: 20,842,873 km (0.076 R)
• M66: 21,139,675 km (0.103 R)
• M67: 21,251,275 km (0.101 R)
• M68: 21,737,468 km (0.108 R)
• M69: 22,682,628 km (0.092 R)
• M70: 23,102,848 km (0.056 R)
• M71: 23,410,122 km (0.112 R)
• M72: 23,912,172 km (0.117 R)
• M73: 24,067,305 km (0.101 R)
• M74: 24,261,783 km (0.087 R)
• M75: 24,613,188 km (0.077 R)
• M76: 25,005,583 km (0.096 R)
• M77: 25,796,657 km (0.107 R)
• M78: 26,275,220 km (0.1 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.4

Radius: 9

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.56 AU - 8.02 AU

Year: 8301 Days

Day: 11.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 17,857,675 km

• M1: 147,803 km (0.115 R)
• M2: 440,566 km (0.103 R)
• M3: 498,460 km (0.028 R)
• M4: 707,149 km (0.091 R)
• M5: 813,064 km (0.043 R)
• M6: 915,090 km (0.114 R)
• M7: 1,002,007 km (0.074 R)
• M8: 1,122,283 km (0.076 R)
• M9: 1,269,039 km (0.078 R)
• M10: 1,344,885 km (0.117 R)
• M11: 1,604,886 km (0.093 R)
• M12: 1,747,004 km (0.117 R)
• M13: 2,082,103 km (0.049 R)
• M14: 2,519,079 km (0.102 R)
• M15: 2,868,988 km (0.111 R)
• M16: 3,204,536 km (0.071 R)
• M17: 3,629,992 km (0.086 R)
• M18: 4,009,073 km (0.03 R)
• M19: 4,334,598 km (0.094 R)
• M20: 4,517,407 km (0.119 R)
• M21: 4,856,096 km (0.109 R)
• M22: 4,976,672 km (0.076 R)
• M23: 5,308,929 km (0.117 R)
• M24: 5,648,367 km (0.106 R)
• M25: 6,105,837 km (0.082 R)
• M26: 6,180,038 km (0.096 R)
• M27: 8,052,105 km (0.098 R)
• M28: 8,318,240 km (0.119 R)
• M29: 8,421,313 km (0.108 R)
• M30: 8,775,261 km (0.116 R)
• M31: 8,838,093 km (0.114 R)
• M32: 9,006,839 km (0.101 R)
• M33: 9,219,118 km (0.108 R)
• M34: 9,347,174 km (0.053 R)
• M35: 9,778,764 km (0.107 R)
• M36: 9,931,354 km (0.093 R)
• M37: 10,616,512 km (0.088 R)
• M38: 10,683,682 km (0.092 R)
• M39: 11,339,818 km (0.043 R)
• M40: 11,569,002 km (0.096 R)
• M41: 12,360,075 km (0.066 R)
• M42: 12,525,082 km (0.094 R)
• M43: 13,048,525 km (0.109 R)
• M44: 14,289,439 km (0.053 R)
• M45: 14,437,840 km (0.092 R)
• M46: 14,586,840 km (0.077 R)
• M47: 16,388,148 km (0.108 R)
• M48: 16,595,490 km (0.092 R)
• M49: 17,565,632 km (0.057 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 16,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit