🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.55 AU - 0.57 AU

Year: 155 Days

Day: 38.5 Hours

Environment

Temp: 186 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 18,835,146 km

• M1: 36,502 km (0.037 R)
• M2: 423,362 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.65 AU - 0.71 AU

Year: 208 Days

Day: 19 Hours

Environment

Temp: 191 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,835,146 km

• M1: 135,536 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.79 AU - 1.17 AU

Year: 360 Days

Day: 27.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.08 AU - 1.4 AU

Year: 512 Days

Day: 31.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.41 AU - 4.01 AU

Year: 2133 Days

Day: 27.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.6

Radius: 14.5

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.15 AU - 8.17 AU

Year: 7862 Days

Day: 8.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 18,835,146 km

• M1: 185,950 km (0.056 R)
• M2: 341,083 km (0.096 R)
• M3: 529,876 km (0.079 R)
• M4: 622,776 km (0.057 R)
• M5: 735,722 km (0.037 R)
• M6: 884,871 km (0.065 R)
• M7: 1,281,455 km (0.101 R)
• M8: 1,466,059 km (0.065 R)
• M9: 1,570,778 km (0.049 R)
• M10: 1,732,792 km (0.072 R)
• M11: 1,938,938 km (0.113 R)
• M12: 2,133,415 km (0.08 R)
• M13: 3,156,964 km (0.034 R)
• M14: 3,671,880 km (0.082 R)
• M15: 3,816,990 km (0.051 R)
• M16: 4,886,315 km (0.05 R)
• M17: 5,426,962 km (0.073 R)
• M18: 5,648,666 km (0.113 R)
• M19: 6,101,050 km (0.04 R)
• M20: 6,244,963 km (0.072 R)
• M21: 6,477,438 km (0.029 R)
• M22: 6,742,376 km (0.08 R)
• M23: 7,252,804 km (0.115 R)
• M24: 7,344,208 km (0.114 R)
• M25: 7,900,712 km (0.115 R)
• M26: 8,089,206 km (0.1 R)
• M27: 8,374,938 km (0.109 R)
• M28: 10,055,969 km (0.076 R)
• M29: 11,982,341 km (0.092 R)
• M30: 12,454,172 km (0.074 R)
• M31: 12,600,629 km (0.086 R)
• M32: 13,603,832 km (0.116 R)
• M33: 14,019,864 km (0.071 R)
• M34: 14,286,896 km (0.057 R)
• M35: 14,632,617 km (0.119 R)
• M36: 15,293,390 km (0.12 R)
• M37: 15,726,027 km (0.069 R)
• M38: 17,048,473 km (0.045 R)
• M39: 17,292,766 km (0.107 R)
• M40: 17,661,225 km (0.108 R)
• M41: 18,032,527 km (0.073 R)
• M42: 18,323,046 km (0.119 R)
• M43: 19,798,680 km (0.081 R)
• M44: 20,745,784 km (0.101 R)
• M45: 21,093,898 km (0.084 R)
• M46: 22,238,471 km (0.069 R)
• M47: 22,594,664 km (0.078 R)
• M48: 23,403,240 km (0.108 R)
• M49: 24,129,837 km (0.115 R)
• M50: 24,221,242 km (0.059 R)
• M51: 24,679,610 km (0.094 R)
• M52: 25,094,744 km (0.104 R)
• M53: 25,372,846 km (0.032 R)
• M54: 25,651,846 km (0.087 R)
• M55: 25,978,717 km (0.104 R)
• M56: 26,448,006 km (0.081 R)
• M57: 26,589,376 km (0.087 R)
• M58: 27,157,399 km (0.052 R)
• M59: 27,633,719 km (0.064 R)
• M60: 27,777,183 km (0.072 R)
• M61: 28,739,696 km (0.07 R)
• M62: 28,885,105 km (0.114 R)
• M63: 29,517,754 km (0.112 R)
• M64: 29,713,279 km (0.095 R)
• M65: 30,549,381 km (0.075 R)
• M66: 31,393,113 km (0.053 R)
• M67: 31,893,069 km (0.108 R)
• M68: 32,244,624 km (0.095 R)
• M69: 32,546,962 km (0.059 R)
• M70: 33,816,748 km (0.086 R)
• M71: 33,970,236 km (0.075 R)
• M72: 34,329,271 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.5

Radius: 15

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.79 AU - 8.35 AU

Year: 8502 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 18,835,146 km

• M1: 227,838 km (0.089 R)
• M2: 561,890 km (0.116 R)
• M3: 1,163,423 km (0.108 R)
• M4: 1,335,610 km (0.106 R)
• M5: 1,482,216 km (0.084 R)
• M6: 1,598,902 km (0.096 R)
• M7: 1,942,828 km (0.089 R)
• M8: 2,203,427 km (0.099 R)
• M9: 2,310,988 km (0.098 R)
• M10: 2,644,591 km (0.107 R)
• M11: 3,593,939 km (0.113 R)
• M12: 4,503,345 km (0.104 R)
• M13: 4,798,501 km (0.091 R)
• M14: 5,118,192 km (0.118 R)
• M15: 5,629,368 km (0.061 R)
• M16: 7,855,534 km (0.069 R)
• M17: 8,232,969 km (0.12 R)
• M18: 8,702,407 km (0.1 R)
• M19: 9,093,007 km (0.062 R)
• M20: 11,202,038 km (0.11 R)
• M21: 11,484,928 km (0.112 R)
• M22: 12,713,276 km (0.114 R)
• M23: 13,008,432 km (0.072 R)
• M24: 13,781,405 km (0.097 R)
• M25: 14,262,511 km (0.071 R)
• M26: 15,215,300 km (0.106 R)
• M27: 16,830,808 km (0.095 R)
• M28: 17,236,517 km (0.06 R)
• M29: 17,508,636 km (0.078 R)
• M30: 17,645,368 km (0.077 R)
• M31: 17,837,302 km (0.087 R)
• M32: 18,112,562 km (0.102 R)
• M33: 18,250,791 km (0.077 R)
• M34: 18,611,770 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 11,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit