🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.44 AU - 0.68 AU

Year: 147 Days

Day: 21.8 Hours

Environment

Temp: 268 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 66,477,413 km

• M1: 26,180 km (0.102 R)
• M2: 178,470 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.63 AU - 0.85 AU

Year: 224 Days

Day: 23.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.91 AU - 0.93 AU

Year: 310 Days

Day: 14.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.99 AU - 1.27 AU

Year: 422 Days

Day: 22.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,477,413 km

• M1: 174,730 km (0.042 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.07 AU - 1.63 AU

Year: 551 Days

Day: 13.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.8

Radius: 9.4

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.26 AU - 7.78 AU

Year: 5851 Days

Day: 10.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,477,413 km

• M1: 207,193 km (0.061 R)
• M2: 659,876 km (0.08 R)
• M3: 1,197,082 km (0.086 R)
• M4: 1,935,497 km (0.105 R)
• M5: 2,730,610 km (0.108 R)
• M6: 3,796,196 km (0.115 R)
• M7: 5,455,685 km (0.115 R)
• M8: 7,129,236 km (0.052 R)
• M9: 9,576,059 km (0.084 R)
• M10: 10,622,945 km (0.035 R)
• M11: 13,518,711 km (0.082 R)
• M12: 15,004,517 km (0.119 R)
• M13: 22,713,894 km (0.099 R)
• M14: 25,208,139 km (0.066 R)
• M15: 27,109,827 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.5

Radius: 6.1

Gravity: 22.45 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.45 AU - 14.85 AU

Year: 16760 Days

Day: 21.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,477,413 km

• M1: 76,145 km (0.1 R)
• M2: 295,905 km (0.045 R)
• M3: 571,015 km (0.061 R)
• M4: 1,203,664 km (0.098 R)
• M5: 1,872,965 km (0.111 R)
• M6: 3,500,141 km (0.065 R)
• M7: 3,761,938 km (0.072 R)
• M8: 9,993,138 km (0.079 R)
• M9: 11,379,162 km (0.055 R)
• M10: 11,632,730 km (0.043 R)
• M11: 17,783,596 km (0.091 R)
• M12: 20,453,470 km (0.087 R)
• M13: 22,873,066 km (0.085 R)
• M14: 25,047,770 km (0.046 R)
• M15: 25,585,125 km (0.082 R)
• M16: 26,906,224 km (0.107 R)
• M17: 28,620,765 km (0.066 R)
• M18: 30,895,401 km (0.098 R)
• M19: 31,888,133 km (0.109 R)
• M20: 37,451,378 km (0.086 R)
• M21: 39,585,242 km (0.091 R)
• M22: 43,628,125 km (0.055 R)
• M23: 45,034,644 km (0.107 R)
• M24: 59,268,582 km (0.101 R)
• M25: 60,799,267 km (0.117 R)
• M26: 61,769,260 km (0.052 R)
• M27: 62,160,159 km (0.075 R)
• M28: 67,599,687 km (0.054 R)
• M29: 70,541,230 km (0.101 R)
• M30: 72,043,492 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.6

Radius: 3.8

Gravity: 23.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 15.32 AU - 17.44 AU

Year: 23300 Days

Day: 23.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,477,413 km

• M1: 47,423 km (0.116 R)
• M2: 351,106 km (0.076 R)
• M3: 539,899 km (0.097 R)
• M4: 1,413,849 km (0.103 R)
• M5: 1,877,004 km (0.099 R)
• M6: 2,224,072 km (0.059 R)
• M7: 2,434,556 km (0.119 R)
• M8: 2,681,392 km (0.097 R)
• M9: 4,203,850 km (0.087 R)
• M10: 4,493,022 km (0.086 R)
• M11: 5,477,676 km (0.047 R)
• M12: 5,783,603 km (0.08 R)
• M13: 7,302,470 km (0.09 R)
• M14: 7,439,951 km (0.092 R)
• M15: 8,602,626 km (0.1 R)
• M16: 8,755,963 km (0.111 R)
• M17: 8,911,246 km (0.07 R)
• M18: 10,741,726 km (0.083 R)
• M19: 10,979,437 km (0.111 R)
• M20: 11,160,001 km (0.101 R)
• M21: 14,612,421 km (0.072 R)
• M22: 15,349,190 km (0.116 R)
• M23: 16,896,332 km (0.082 R)
• M24: 22,347,977 km (0.062 R)
• M25: 23,523,218 km (0.079 R)
• M26: 24,533,602 km (0.063 R)
• M27: 25,153,386 km (0.097 R)
• M28: 27,075,569 km (0.097 R)
• M29: 29,093,495 km (0.083 R)
• M30: 34,187,153 km (0.099 R)
• M31: 34,443,563 km (0.064 R)
• M32: 36,141,350 km (0.03 R)
• M33: 45,782,184 km (0.087 R)
• M34: 46,249,827 km (0.061 R)
• M35: 46,720,761 km (0.081 R)
• M36: 49,777,794 km (0.074 R)
• M37: 58,636,980 km (0.119 R)
• M38: 60,864,043 km (0.077 R)
• M39: 63,532,720 km (0.086 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: 291 - 10,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit