🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.61 AU - 0.83 AU

Year: 217 Days

Day: 28.1 Hours

Environment

Temp: 185 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.85 AU - 0.87 AU

Year: 283 Days

Day: 22.9 Hours

Environment

Temp: 110 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,557,863 km

• M1: 25,282 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.08 AU - 1.16 AU

Year: 420 Days

Day: 23.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,557,863 km

• M1: 146,905 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.14 AU - 3.5 AU

Year: 2146 Days

Day: 19.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.09 AU - 3.55 AU

Year: 2146 Days

Day: 27.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.33 AU - 4.61 AU

Year: 2806 Days

Day: 27.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.4

Radius: 13.9

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 10.84 AU - 12.32 AU

Year: 13980 Days

Day: 14.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 66,557,863 km

• M1: 260,151 km (0.115 R)
• M2: 535,261 km (0.086 R)
• M3: 1,029,084 km (0.049 R)
• M4: 1,222,663 km (0.087 R)
• M5: 1,324,091 km (0.108 R)
• M6: 1,847,085 km (0.082 R)
• M7: 2,240,677 km (0.114 R)
• M8: 3,392,730 km (0.048 R)
• M9: 4,302,584 km (0.054 R)
• M10: 4,461,457 km (0.112 R)
• M11: 4,949,745 km (0.079 R)
• M12: 5,327,180 km (0.095 R)
• M13: 5,977,482 km (0.102 R)
• M14: 6,155,055 km (0.06 R)
• M15: 6,976,347 km (0.082 R)
• M16: 7,447,730 km (0.103 R)
• M17: 7,639,066 km (0.069 R)
• M18: 8,973,778 km (0.073 R)
• M19: 9,642,032 km (0.101 R)
• M20: 9,746,301 km (0.071 R)
• M21: 10,433,105 km (0.072 R)
• M22: 11,354,927 km (0.115 R)
• M23: 11,797,737 km (0.068 R)
• M24: 12,021,236 km (0.103 R)
• M25: 12,814,703 km (0.081 R)
• M26: 12,987,040 km (0.1 R)
• M27: 13,275,764 km (0.081 R)
• M28: 13,392,001 km (0.108 R)
• M29: 13,683,717 km (0.09 R)
• M30: 13,859,794 km (0.071 R)
• M31: 15,539,628 km (0.079 R)
• M32: 16,341,323 km (0.091 R)
• M33: 16,904,111 km (0.104 R)
• M34: 17,600,788 km (0.074 R)
• M35: 18,242,264 km (0.112 R)
• M36: 18,371,516 km (0.043 R)
• M37: 18,501,068 km (0.104 R)
• M38: 19,614,226 km (0.044 R)
• M39: 20,413,228 km (0.115 R)
• M40: 20,614,587 km (0.118 R)
• M41: 21,290,619 km (0.094 R)
• M42: 21,836,801 km (0.119 R)
• M43: 22,664,676 km (0.038 R)
• M44: 23,855,026 km (0.086 R)
• M45: 24,067,305 km (0.099 R)
• M46: 24,351,093 km (0.073 R)
• M47: 25,932,342 km (0.112 R)
• M48: 27,029,493 km (0.065 R)
• M49: 27,843,604 km (0.086 R)
• M50: 28,366,000 km (0.1 R)
• M51: 30,334,259 km (0.108 R)
• M52: 30,717,828 km (0.107 R)
• M53: 31,567,395 km (0.077 R)
• M54: 34,641,033 km (0.113 R)
• M55: 39,972,102 km (0.099 R)
• M56: 40,140,101 km (0.063 R)
• M57: 40,561,219 km (0.039 R)
• M58: 41,918,819 km (0.115 R)
• M59: 42,774,818 km (0.091 R)
• M60: 43,032,725 km (0.049 R)
• M61: 43,896,204 km (0.028 R)
• M62: 43,982,971 km (0.048 R)
• M63: 44,069,588 km (0.116 R)
• M64: 44,156,355 km (0.079 R)
• M65: 44,504,170 km (0.088 R)
• M66: 44,939,948 km (0.087 R)
• M67: 45,377,373 km (0.105 R)
• M68: 45,728,180 km (0.105 R)
• M69: 47,585,138 km (0.107 R)
• M70: 49,827,610 km (0.03 R)
• M71: 50,825,278 km (0.104 R)
• M72: 52,288,046 km (0.048 R)
• M73: 56,570,136 km (0.079 R)
• M74: 56,664,532 km (0.116 R)
• M75: 57,421,048 km (0.103 R)
• M76: 58,181,005 km (0.12 R)
• M77: 58,371,593 km (0.108 R)
• M78: 59,806,985 km (0.069 R)
• M79: 60,095,409 km (0.094 R)
• M80: 60,577,264 km (0.119 R)
• M81: 61,157,106 km (0.094 R)
• M82: 61,544,714 km (0.046 R)
• M83: 61,641,803 km (0.08 R)
• M84: 63,005,537 km (0.03 R)
• M85: 63,887,566 km (0.077 R)
• M86: 64,576,314 km (0.03 R)
• M87: 64,872,219 km (0.034 R)
• M88: 64,970,954 km (0.095 R)
• M89: 65,564,558 km (0.102 R)
• M90: 65,961,292 km (0.099 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 19,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit