🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.54 AU - 0.6 AU

Year: 184 Days

Day: 24.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.98 AU - 1.5 AU

Year: 590 Days

Day: 23.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.29 AU - 1.71 AU

Year: 785 Days

Day: 47.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,311,500 km

• M1: 222,452 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.36 AU - 1.66 AU

Year: 793 Days

Day: 24.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.37 AU - 1.89 AU

Year: 890 Days

Day: 34 Hours

Environment

Temp: -91 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,311,500 km

• M1: 86,019 km (0.042 R)
• M2: 705,504 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.41 AU - 2.11 AU

Year: 998 Days

Day: 20.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.2

Radius: 3.5

Gravity: 41.89 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.02 AU - 12.06 AU

Year: 15681 Days

Day: 15.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 41,311,500 km

• M1: 43,533 km (0.045 R)
• M2: 166,652 km (0.029 R)
• M3: 316,998 km (0.073 R)
• M4: 564,283 km (0.105 R)
• M5: 685,906 km (0.117 R)
• M6: 875,746 km (0.069 R)
• M7: 1,644,829 km (0.113 R)
• M8: 2,115,463 km (0.038 R)
• M9: 3,291,004 km (0.116 R)
• M10: 3,526,620 km (0.06 R)
• M11: 3,745,332 km (0.093 R)
• M12: 4,060,834 km (0.072 R)
• M13: 4,270,720 km (0.054 R)
• M14: 4,424,955 km (0.072 R)
• M15: 4,679,421 km (0.077 R)
• M16: 6,537,128 km (0.084 R)
• M17: 8,785,135 km (0.114 R)
• M18: 9,034,963 km (0.114 R)
• M19: 10,860,357 km (0.117 R)
• M20: 11,859,222 km (0.069 R)
• M21: 14,037,516 km (0.077 R)
• M22: 16,393,084 km (0.099 R)
• M23: 17,624,574 km (0.075 R)
• M24: 19,840,268 km (0.119 R)
• M25: 22,051,025 km (0.093 R)
• M26: 25,113,294 km (0.083 R)
• M27: 25,615,943 km (0.115 R)
• M28: 31,132,813 km (0.095 R)
• M29: 31,946,775 km (0.103 R)
• M30: 32,418,307 km (0.116 R)
• M31: 32,655,719 km (0.075 R)
• M32: 35,849,335 km (0.098 R)
• M33: 38,709,047 km (0.062 R)
• M34: 41,020,185 km (0.049 R)
• M35: 41,997,957 km (0.106 R)
• M36: 42,848,421 km (0.11 R)
• M37: 44,877,117 km (0.1 R)
• M38: 53,633,081 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.9

Radius: 6.4

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.94 AU - 15.82 AU

Year: 22106 Days

Day: 20.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,311,500 km

• M1: 96,939 km (0.067 R)
• M2: 520,750 km (0.113 R)
• M3: 777,011 km (0.11 R)
• M4: 1,349,971 km (0.076 R)
• M5: 1,986,211 km (0.098 R)
• M6: 3,291,602 km (0.096 R)
• M7: 3,691,477 km (0.079 R)
• M8: 5,019,009 km (0.101 R)
• M9: 5,440,127 km (0.095 R)
• M10: 5,659,437 km (0.09 R)
• M11: 6,473,848 km (0.105 R)
• M12: 7,144,944 km (0.098 R)
• M13: 7,861,368 km (0.034 R)
• M14: 8,478,011 km (0.067 R)
• M15: 9,126,218 km (0.037 R)
• M16: 11,387,839 km (0.117 R)
• M17: 20,804,875 km (0.089 R)
• M18: 21,342,380 km (0.099 R)
• M19: 23,200,984 km (0.052 R)
• M20: 26,291,227 km (0.034 R)
• M21: 29,197,016 km (0.115 R)
• M22: 33,639,475 km (0.069 R)
• M23: 38,646,516 km (0.063 R)
• M24: 39,051,028 km (0.118 R)
• M25: 43,835,318 km (0.091 R)
• M26: 46,671,843 km (0.094 R)
• M27: 48,681,541 km (0.119 R)
• M28: 55,911,456 km (0.058 R)
• M29: 56,949,665 km (0.056 R)
• M30: 59,243,001 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.5

Radius: 3.1

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 15.78 AU - 16.42 AU

Year: 27616 Days

Day: 23 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,311,500 km

• M1: 38,596 km (0.08 R)
• M2: 166,951 km (0.093 R)
• M3: 448,794 km (0.115 R)
• M4: 587,920 km (0.084 R)
• M5: 860,038 km (0.049 R)
• M6: 1,718,730 km (0.086 R)
• M7: 3,389,140 km (0.069 R)
• M8: 3,875,333 km (0.114 R)
• M9: 4,894,244 km (0.117 R)
• M10: 5,228,745 km (0.084 R)
• M11: 6,183,179 km (0.115 R)
• M12: 7,482,586 km (0.087 R)
• M13: 8,386,457 km (0.099 R)
• M14: 9,545,691 km (0.107 R)
• M15: 10,114,910 km (0.057 R)
• M16: 10,756,835 km (0.118 R)
• M17: 13,953,891 km (0.05 R)
• M18: 20,776,601 km (0.064 R)
• M19: 21,329,216 km (0.08 R)
• M20: 23,298,372 km (0.12 R)
• M21: 24,153,324 km (0.074 R)
• M22: 26,198,925 km (0.116 R)
• M23: 27,499,081 km (0.116 R)
• M24: 27,783,167 km (0.118 R)
• M25: 29,232,920 km (0.116 R)
• M26: 35,424,925 km (0.055 R)
• M27: 38,410,600 km (0.082 R)
• M28: 38,528,632 km (0.088 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 18,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit