🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.62 AU - 0.66 AU

Year: 184 Days

Day: 39.5 Hours

Environment

Temp: 203 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,055,142 km

• M1: 91,554 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.61 AU - 0.91 AU

Year: 238 Days

Day: 33.9 Hours

Environment

Temp: 130 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.66 AU - 0.94 AU

Year: 258 Days

Day: 31.3 Hours

Environment

Temp: 126 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.94 AU - 1.12 AU

Year: 376 Days

Day: 43.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 46,055,142 km

• M1: 545,733 km (0.085 R)
• M2: 922,869 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.52 AU - 2.1 AU

Year: 876 Days

Day: 13.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.8

Radius: 12.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.32 AU - 7 AU

Year: 5502 Days

Day: 8.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,055,142 km

• M1: 159,172 km (0.098 R)
• M2: 575,802 km (0.12 R)
• M3: 998,267 km (0.047 R)
• M4: 1,553,125 km (0.09 R)
• M5: 2,004,312 km (0.101 R)
• M6: 2,408,376 km (0.109 R)
• M7: 4,404,909 km (0.096 R)
• M8: 5,470,944 km (0.117 R)
• M9: 5,986,608 km (0.113 R)
• M10: 6,435,551 km (0.07 R)
• M11: 7,365,152 km (0.08 R)
• M12: 7,881,414 km (0.116 R)
• M13: 9,111,109 km (0.118 R)
• M14: 11,553,144 km (0.04 R)
• M15: 11,998,946 km (0.074 R)
• M16: 14,861,800 km (0.075 R)
• M17: 15,508,662 km (0.12 R)
• M18: 17,823,090 km (0.04 R)
• M19: 21,676,133 km (0.066 R)
• M20: 22,508,496 km (0.104 R)
• M21: 24,076,281 km (0.074 R)
• M22: 28,223,583 km (0.095 R)
• M23: 31,175,448 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.5

Radius: 6.6

Gravity: 20.53 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 13.76 AU - 18.74 AU

Year: 23575 Days

Day: 23.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,055,142 km

• M1: 420,669 km (0.095 R)
• M2: 718,070 km (0.113 R)
• M3: 1,082,939 km (0.087 R)
• M4: 1,347,877 km (0.045 R)
• M5: 2,486,765 km (0.112 R)
• M6: 3,294,444 km (0.077 R)
• M7: 4,778,754 km (0.103 R)
• M8: 5,169,953 km (0.101 R)
• M9: 5,840,002 km (0.088 R)
• M10: 6,805,506 km (0.103 R)
• M11: 7,714,313 km (0.099 R)
• M12: 8,475,168 km (0.039 R)
• M13: 10,145,279 km (0.086 R)
• M14: 10,464,969 km (0.075 R)
• M15: 13,808,183 km (0.093 R)
• M16: 14,043,051 km (0.057 R)
• M17: 14,440,383 km (0.053 R)
• M18: 14,845,195 km (0.106 R)
• M19: 21,967,101 km (0.047 R)
• M20: 27,472,751 km (0.114 R)
• M21: 35,416,249 km (0.105 R)
• M22: 36,898,614 km (0.113 R)
• M23: 37,502,989 km (0.092 R)
• M24: 41,756,206 km (0.111 R)
• M25: 46,145,408 km (0.081 R)
• M26: 50,091,650 km (0.118 R)
• M27: 53,483,184 km (0.039 R)
• M28: 62,411,484 km (0.084 R)
• M29: 65,668,379 km (0.08 R)
• M30: 66,111,039 km (0.106 R)
• M31: 73,466,766 km (0.072 R)
• M32: 74,422,846 km (0.097 R)
• M33: 78,082,309 km (0.103 R)
• M34: 87,886,206 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.3

Radius: 6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16 AU - 17.12 AU

Year: 24253 Days

Day: 15.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,055,142 km

• M1: 162,314 km (0.119 R)
• M2: 420,819 km (0.057 R)
• M3: 810,372 km (0.081 R)
• M4: 1,020,407 km (0.083 R)
• M5: 1,581,249 km (0.085 R)
• M6: 2,760,380 km (0.109 R)
• M7: 3,408,737 km (0.105 R)
• M8: 4,638,282 km (0.079 R)
• M9: 6,766,162 km (0.109 R)
• M10: 7,115,623 km (0.064 R)
• M11: 8,589,910 km (0.036 R)
• M12: 9,907,418 km (0.075 R)
• M13: 10,358,157 km (0.103 R)
• M14: 12,818,892 km (0.085 R)
• M15: 13,054,957 km (0.098 R)
• M16: 24,150,332 km (0.117 R)
• M17: 25,149,496 km (0.076 R)
• M18: 25,612,801 km (0.08 R)
• M19: 26,460,871 km (0.062 R)
• M20: 27,133,314 km (0.11 R)
• M21: 28,312,444 km (0.032 R)
• M22: 31,302,307 km (0.059 R)
• M23: 36,465,977 km (0.102 R)
• M24: 36,821,272 km (0.105 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 13,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit