🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.73 AU

Year: 176 Days

Day: 21.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.62 AU - 0.72 AU

Year: 193 Days

Day: 19.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.69 AU - 1.07 AU

Year: 290 Days

Day: 27.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.09 AU - 3.57 AU

Year: 2136 Days

Day: 32.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,158,402 km

• M1: 204,201 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.49 AU - 4.57 AU

Year: 2843 Days

Day: 32 Hours

Environment

Temp: -114 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,158,402 km

• M1: 3,043,269 km (0.039 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.46 AU - 5.76 AU

Year: 3479 Days

Day: 22.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.98 AU - 5.42 AU

Year: 3581 Days

Day: 47.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,158,402 km

• M1: 654,341 km (0.083 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.15 AU - 5.49 AU

Year: 3719 Days

Day: 12.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,158,402 km

• M1: 1,093,710 km (0.093 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.5

Radius: 11.7

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.58 AU - 8.2 AU

Year: 7789 Days

Day: 8.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 26,158,402 km

• M1: 224,696 km (0.119 R)
• M2: 308,620 km (0.12 R)
• M3: 402,119 km (0.035 R)
• M4: 537,356 km (0.075 R)
• M5: 616,942 km (0.11 R)
• M6: 745,147 km (0.07 R)
• M7: 931,396 km (0.081 R)
• M8: 1,173,296 km (0.068 R)
• M9: 1,522,757 km (0.097 R)
• M10: 1,596,658 km (0.112 R)
• M11: 2,017,327 km (0.112 R)
• M12: 2,720,736 km (0.11 R)
• M13: 3,146,791 km (0.093 R)
• M14: 3,300,129 km (0.046 R)
• M15: 3,377,621 km (0.035 R)
• M16: 3,594,089 km (0.091 R)
• M17: 3,673,974 km (0.062 R)
• M18: 3,754,607 km (0.113 R)
• M19: 3,876,380 km (0.115 R)
• M20: 4,313,505 km (0.103 R)
• M21: 4,505,589 km (0.117 R)
• M22: 4,722,506 km (0.099 R)
• M23: 5,302,646 km (0.092 R)
• M24: 5,393,901 km (0.119 R)
• M25: 5,834,616 km (0.116 R)
• M26: 5,976,285 km (0.062 R)
• M27: 6,119,151 km (0.083 R)
• M28: 6,238,979 km (0.101 R)
• M29: 6,335,470 km (0.06 R)
• M30: 6,432,409 km (0.097 R)
• M31: 6,850,086 km (0.088 R)
• M32: 7,099,915 km (0.115 R)
• M33: 7,403,748 km (0.098 R)
• M34: 7,505,924 km (0.087 R)
• M35: 7,686,039 km (0.096 R)
• M36: 8,367,308 km (0.07 R)
• M37: 8,527,228 km (0.045 R)
• M38: 8,661,418 km (0.077 R)
• M39: 9,150,004 km (0.025 R)
• M40: 9,232,283 km (0.039 R)
• M41: 9,397,738 km (0.109 R)
• M42: 9,731,341 km (0.08 R)
• M43: 10,324,796 km (0.036 R)
• M44: 10,439,239 km (0.112 R)
• M45: 10,784,810 km (0.046 R)
• M46: 10,930,069 km (0.119 R)
• M47: 11,281,026 km (0.092 R)
• M48: 11,369,438 km (0.083 R)
• M49: 12,691,435 km (0.051 R)
• M50: 13,184,210 km (0.1 R)
• M51: 14,283,904 km (0.117 R)
• M52: 14,957,842 km (0.057 R)
• M53: 15,152,320 km (0.075 R)
• M54: 15,445,681 km (0.064 R)
• M55: 15,576,579 km (0.094 R)
• M56: 16,336,686 km (0.095 R)
• M57: 17,687,405 km (0.115 R)
• M58: 18,030,732 km (0.07 R)
• M59: 18,584,543 km (0.104 R)
• M60: 18,689,112 km (0.104 R)
• M61: 19,003,717 km (0.061 R)
• M62: 19,179,195 km (0.099 R)
• M63: 19,355,272 km (0.072 R)
• M64: 20,422,952 km (0.104 R)
• M65: 20,891,642 km (0.12 R)
• M66: 21,363,773 km (0.103 R)
• M67: 21,802,842 km (0.088 R)
• M68: 22,023,350 km (0.086 R)
• M69: 22,578,208 km (0.111 R)
• M70: 22,726,909 km (0.098 R)
• M71: 24,651,635 km (0.059 R)
• M72: 24,881,417 km (0.048 R)
• M73: 25,343,375 km (0.103 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 13,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit