🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.87 AU - 1.17 AU

Year: 376 Days

Day: 39.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 147.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.85 AU - 1.31 AU

Year: 410 Days

Day: 12.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,495,952 km

• M1: 319,691 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.17 AU - 1.67 AU

Year: 618 Days

Day: 13.8 Hours

Environment

Temp: -27 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.37 AU - 1.73 AU

Year: 705 Days

Day: 45.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.42 AU - 3.48 AU

Year: 1851 Days

Day: 15.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,495,952 km

• M1: 2,113,220 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.74 AU - 3.92 AU

Year: 2220 Days

Day: 15 Hours

Environment

Temp: -120 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,495,952 km

• M1: 195,973 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.8

Radius: 13.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.16 AU - 14.26 AU

Year: 14636 Days

Day: 12.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 44,495,952 km

• M1: 311,313 km (0.09 R)
• M2: 482,154 km (0.028 R)
• M3: 632,799 km (0.102 R)
• M4: 867,668 km (0.077 R)
• M5: 1,040,902 km (0.119 R)
• M6: 1,207,554 km (0.058 R)
• M7: 1,304,194 km (0.101 R)
• M8: 1,464,713 km (0.107 R)
• M9: 1,805,945 km (0.092 R)
• M10: 1,963,472 km (0.075 R)
• M11: 2,125,786 km (0.045 R)
• M12: 2,563,808 km (0.102 R)
• M13: 3,110,738 km (0.104 R)
• M14: 3,954,470 km (0.09 R)
• M15: 4,493,770 km (0.1 R)
• M16: 4,585,923 km (0.044 R)
• M17: 4,897,834 km (0.026 R)
• M18: 5,216,627 km (0.098 R)
• M19: 5,707,757 km (0.111 R)
• M20: 6,769,752 km (0.08 R)
• M21: 7,125,347 km (0.098 R)
• M22: 7,487,074 km (0.104 R)
• M23: 8,041,185 km (0.067 R)
• M24: 8,304,178 km (0.116 R)
• M25: 8,761,947 km (0.08 R)
• M26: 9,188,750 km (0.069 R)
• M27: 9,701,871 km (0.104 R)
• M28: 10,184,025 km (0.082 R)
• M29: 10,632,818 km (0.083 R)
• M30: 11,088,045 km (0.085 R)
• M31: 11,213,408 km (0.101 R)
• M32: 12,017,795 km (0.097 R)
• M33: 12,232,618 km (0.086 R)
• M34: 12,928,697 km (0.038 R)
• M35: 13,414,740 km (0.098 R)
• M36: 13,861,739 km (0.078 R)
• M37: 14,541,511 km (0.057 R)
• M38: 15,000,777 km (0.085 R)
• M39: 15,278,580 km (0.037 R)
• M40: 15,604,853 km (0.111 R)
• M41: 16,359,425 km (0.11 R)
• M42: 16,550,012 km (0.065 R)
• M43: 16,645,456 km (0.055 R)
• M44: 17,174,135 km (0.083 R)
• M45: 17,904,023 km (0.119 R)
• M46: 18,002,159 km (0.094 R)
• M47: 18,544,900 km (0.053 R)
• M48: 18,843,198 km (0.097 R)
• M49: 19,444,432 km (0.06 R)
• M50: 19,696,953 km (0.092 R)
• M51: 22,703,870 km (0.094 R)
• M52: 22,863,192 km (0.083 R)
• M53: 24,043,519 km (0.116 R)
• M54: 26,686,914 km (0.071 R)
• M55: 26,799,112 km (0.089 R)
• M56: 27,815,330 km (0.044 R)
• M57: 27,986,022 km (0.085 R)
• M58: 28,271,155 km (0.061 R)
• M59: 29,537,202 km (0.119 R)
• M60: 29,711,184 km (0.101 R)
• M61: 30,411,003 km (0.034 R)
• M62: 30,528,138 km (0.107 R)
• M63: 30,762,857 km (0.06 R)
• M64: 30,998,175 km (0.039 R)
• M65: 31,175,149 km (0.112 R)
• M66: 32,243,577 km (0.087 R)
• M67: 32,422,945 km (0.039 R)
• M68: 33,203,547 km (0.058 R)
• M69: 34,233,678 km (0.042 R)
• M70: 34,967,156 km (0.114 R)
• M71: 35,089,826 km (0.117 R)
• M72: 35,459,034 km (0.11 R)
• M73: 35,767,654 km (0.053 R)
• M74: 36,015,089 km (0.101 R)
• M75: 36,139,106 km (0.114 R)
• M76: 37,198,558 km (0.088 R)
• M77: 37,512,115 km (0.119 R)
• M78: 37,952,681 km (0.1 R)
• M79: 38,458,172 km (0.093 R)
• M80: 40,309,146 km (0.063 R)
• M81: 40,695,707 km (0.101 R)
• M82: 41,342,868 km (0.098 R)
• M83: 41,602,569 km (0.111 R)
• M84: 42,647,211 km (0.069 R)
• M85: 43,106,926 km (0.116 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: 398 - 17,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit