🌌 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: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.51 AU - 0.61 AU

Year: 156 Days

Day: 33.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.75 AU - 0.87 AU

Year: 272 Days

Day: 29 Hours

Environment

Temp: 135 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,798,897 km

• M1: 142,268 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.97 AU - 2.65 AU

Year: 1309 Days

Day: 25.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.21 AU - 3.39 AU

Year: 1747 Days

Day: 32.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,798,897 km

• M1: 1,116,150 km (0.027 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.8 AU - 3.16 AU

Year: 1918 Days

Day: 41.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.4 AU - 4.82 AU

Year: 3106 Days

Day: 42.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,798,897 km

• M1: 2,585,500 km (0.118 R)
• M2: 2,741,979 km (0.1 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.9

Radius: 13.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.79 AU - 7.39 AU

Year: 7038 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 121.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 30,798,897 km

• M1: 182,509 km (0.097 R)
• M2: 322,832 km (0.102 R)
• M3: 444,754 km (0.064 R)
• M4: 750,981 km (0.068 R)
• M5: 838,795 km (0.1 R)
• M6: 1,026,241 km (0.042 R)
• M7: 1,319,603 km (0.072 R)
• M8: 1,525,150 km (0.085 R)
• M9: 1,707,660 km (0.097 R)
• M10: 1,915,451 km (0.116 R)
• M11: 2,168,571 km (0.117 R)
• M12: 2,708,170 km (0.043 R)
• M13: 2,890,530 km (0.096 R)
• M14: 3,118,966 km (0.079 R)
• M15: 3,310,451 km (0.073 R)
• M16: 3,483,985 km (0.101 R)
• M17: 3,772,709 km (0.113 R)
• M18: 4,046,024 km (0.114 R)
• M19: 4,161,962 km (0.118 R)
• M20: 4,636,636 km (0.075 R)
• M21: 4,880,631 km (0.12 R)
• M22: 5,381,335 km (0.087 R)
• M23: 5,612,164 km (0.086 R)
• M24: 5,898,644 km (0.107 R)
• M25: 6,083,547 km (0.075 R)
• M26: 6,190,061 km (0.086 R)
• M27: 6,459,038 km (0.116 R)
• M28: 7,120,559 km (0.106 R)
• M29: 7,459,548 km (0.099 R)
• M30: 8,182,704 km (0.1 R)
• M31: 8,300,587 km (0.113 R)
• M32: 9,447,854 km (0.116 R)
• M33: 10,420,539 km (0.071 R)
• M34: 10,935,156 km (0.118 R)
• M35: 11,326,504 km (0.109 R)
• M36: 12,123,112 km (0.09 R)
• M37: 12,291,260 km (0.099 R)
• M38: 12,596,141 km (0.096 R)
• M39: 12,732,424 km (0.103 R)
• M40: 13,282,496 km (0.118 R)
• M41: 13,456,029 km (0.071 R)
• M42: 14,122,189 km (0.11 R)
• M43: 14,370,371 km (0.085 R)
• M44: 14,655,655 km (0.08 R)
• M45: 15,087,394 km (0.12 R)
• M46: 15,596,176 km (0.077 R)
• M47: 16,780,543 km (0.116 R)
• M48: 17,383,572 km (0.08 R)
• M49: 17,763,999 km (0.096 R)
• M50: 19,117,411 km (0.102 R)
• M51: 19,313,534 km (0.113 R)
• M52: 20,423,700 km (0.047 R)
• M53: 20,704,645 km (0.087 R)
• M54: 20,825,370 km (0.082 R)
• M55: 21,595,500 km (0.089 R)
• M56: 21,799,701 km (0.052 R)
• M57: 21,963,511 km (0.114 R)
• M58: 22,872,018 km (0.117 R)
• M59: 23,414,610 km (0.115 R)
• M60: 23,582,459 km (0.111 R)
• M61: 24,003,876 km (0.061 R)
• M62: 24,342,715 km (0.071 R)
• M63: 24,555,294 km (0.067 R)
• M64: 25,067,966 km (0.116 R)
• M65: 25,454,826 km (0.077 R)
• M66: 25,670,695 km (0.109 R)
• M67: 25,843,631 km (0.098 R)
• M68: 26,278,063 km (0.108 R)
• M69: 26,671,056 km (0.043 R)
• M70: 26,758,721 km (0.092 R)
• M71: 27,198,090 km (0.06 R)
• M72: 28,307,208 km (0.071 R)
• M73: 28,485,978 km (0.059 R)
• M74: 28,889,742 km (0.074 R)
• M75: 30,340,692 km (0.043 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 11,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit