🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.23 AU - 1.67 AU

Year: 622 Days

Day: 42.4 Hours

Environment

Temp: -4 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3 AU - 4.82 AU

Year: 2756 Days

Day: 39.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.2

Radius: 10.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 11.41 AU - 12.07 AU

Year: 14338 Days

Day: 13 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,520,862 km

• M1: 131,796 km (0.102 R)
• M2: 495,917 km (0.107 R)
• M3: 847,771 km (0.08 R)
• M4: 1,294,620 km (0.106 R)
• M5: 2,443,681 km (0.097 R)
• M6: 3,605,907 km (0.107 R)
• M7: 4,418,074 km (0.113 R)
• M8: 6,403,238 km (0.104 R)
• M9: 7,023,022 km (0.095 R)
• M10: 7,957,560 km (0.109 R)
• M11: 8,822,684 km (0.079 R)
• M12: 12,349,454 km (0.096 R)
• M13: 14,320,107 km (0.098 R)
• M14: 14,808,394 km (0.114 R)
• M15: 16,720,554 km (0.085 R)
• M16: 17,975,979 km (0.1 R)
• M17: 20,409,937 km (0.115 R)
• M18: 25,922,169 km (0.11 R)
• M19: 29,463,749 km (0.112 R)
• M20: 31,878,109 km (0.09 R)
• M21: 38,285,237 km (0.052 R)
• M22: 56,984,522 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164

Radius: 4.2

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.45 AU - 15.11 AU

Year: 17250 Days

Day: 20.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,520,862 km

• M1: 52,509 km (0.079 R)
• M2: 188,045 km (0.099 R)
• M3: 389,254 km (0.104 R)
• M4: 712,385 km (0.047 R)
• M5: 1,161,179 km (0.097 R)
• M6: 1,777,671 km (0.059 R)
• M7: 4,463,252 km (0.071 R)
• M8: 5,206,903 km (0.086 R)
• M9: 8,612,499 km (0.095 R)
• M10: 12,178,015 km (0.108 R)
• M11: 19,194,753 km (0.09 R)
• M12: 22,944,274 km (0.111 R)
• M13: 23,713,955 km (0.094 R)
• M14: 24,855,836 km (0.119 R)
• M15: 26,403,725 km (0.116 R)
• M16: 31,015,379 km (0.106 R)
• M17: 34,113,102 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.6

Radius: 6.6

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 14.56 AU - 14.58 AU

Year: 19824 Days

Day: 18 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,520,862 km

• M1: 82,877 km (0.11 R)
• M2: 388,506 km (0.099 R)
• M3: 835,504 km (0.105 R)
• M4: 1,297,163 km (0.092 R)
• M5: 1,569,730 km (0.067 R)
• M6: 2,149,422 km (0.027 R)
• M7: 2,838,620 km (0.102 R)
• M8: 3,168,034 km (0.095 R)
• M9: 3,783,480 km (0.094 R)
• M10: 4,151,341 km (0.062 R)
• M11: 4,576,498 km (0.081 R)
• M12: 4,852,357 km (0.114 R)
• M13: 5,866,032 km (0.083 R)
• M14: 7,288,259 km (0.09 R)
• M15: 7,664,946 km (0.062 R)
• M16: 11,347,746 km (0.097 R)
• M17: 13,603,533 km (0.103 R)
• M18: 15,212,757 km (0.108 R)
• M19: 22,133,903 km (0.075 R)
• M20: 23,023,860 km (0.105 R)
• M21: 23,528,454 km (0.053 R)
• M22: 24,040,228 km (0.116 R)
• M23: 28,869,995 km (0.091 R)
• M24: 29,931,841 km (0.046 R)
• M25: 32,889,989 km (0.092 R)
• M26: 40,685,235 km (0.108 R)
• M27: 40,979,046 km (0.098 R)
• M28: 48,629,032 km (0.041 R)
• M29: 54,819,541 km (0.104 R)
• M30: 56,810,839 km (0.119 R)
• M31: 60,172,602 km (0.063 R)
• M32: 61,708,374 km (0.069 R)
• M33: 69,780,974 km (0.084 R)
• M34: 69,991,309 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.6

Radius: 6

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.56 AU - 16.82 AU

Year: 22153 Days

Day: 18.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,520,862 km

• M1: 86,916 km (0.084 R)
• M2: 289,921 km (0.106 R)
• M3: 1,375,403 km (0.12 R)
• M4: 2,047,845 km (0.1 R)
• M5: 2,792,394 km (0.093 R)
• M6: 3,584,215 km (0.051 R)
• M7: 3,857,979 km (0.065 R)
• M8: 4,836,200 km (0.053 R)
• M9: 6,096,562 km (0.071 R)
• M10: 7,318,777 km (0.119 R)
• M11: 12,222,296 km (0.12 R)
• M12: 13,999,219 km (0.118 R)
• M13: 16,432,877 km (0.12 R)
• M14: 17,446,104 km (0.044 R)
• M15: 17,968,200 km (0.083 R)
• M16: 18,952,105 km (0.091 R)
• M17: 20,542,630 km (0.082 R)
• M18: 24,523,579 km (0.061 R)
• M19: 26,637,247 km (0.096 R)
• M20: 27,329,137 km (0.117 R)
• M21: 34,104,425 km (0.04 R)
• M22: 36,873,482 km (0.053 R)
• M23: 54,265,880 km (0.091 R)
• M24: 55,937,935 km (0.112 R)
• M25: 59,384,520 km (0.053 R)
• M26: 73,907,631 km (0.04 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit