🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.85 AU - 0.95 AU

Year: 304 Days

Day: 27.3 Hours

Environment

Temp: 93 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.97 AU - 3.61 AU

Year: 2127 Days

Day: 39 Hours

Environment

Temp: -96 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.04 AU - 4.68 AU

Year: 3245 Days

Day: 24.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 12.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.14 AU - 10.78 AU

Year: 9560 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,256,758 km

• M1: 160,668 km (0.085 R)
• M2: 801,396 km (0.111 R)
• M3: 2,483,325 km (0.11 R)
• M4: 2,987,769 km (0.071 R)
• M5: 3,631,189 km (0.091 R)
• M6: 5,731,244 km (0.072 R)
• M7: 7,097,970 km (0.114 R)
• M8: 11,741,338 km (0.067 R)
• M9: 12,170,236 km (0.083 R)
• M10: 12,833,253 km (0.12 R)
• M11: 15,858,421 km (0.107 R)
• M12: 20,617,878 km (0.097 R)
• M13: 23,112,123 km (0.098 R)
• M14: 25,353,997 km (0.065 R)
• M15: 29,080,779 km (0.086 R)
• M16: 31,793,437 km (0.063 R)
• M17: 36,568,900 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.4

Radius: 11.5

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.66 AU - 15.36 AU

Year: 15772 Days

Day: 14.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,256,758 km

• M1: 163,810 km (0.098 R)
• M2: 577,747 km (0.118 R)
• M3: 2,397,007 km (0.05 R)
• M4: 3,130,186 km (0.101 R)
• M5: 4,290,617 km (0.107 R)
• M6: 5,334,660 km (0.078 R)
• M7: 5,836,860 km (0.072 R)
• M8: 6,670,868 km (0.073 R)
• M9: 7,871,840 km (0.081 R)
• M10: 9,103,479 km (0.119 R)
• M11: 9,653,102 km (0.103 R)
• M12: 10,638,054 km (0.104 R)
• M13: 11,186,031 km (0.115 R)
• M14: 12,075,989 km (0.068 R)
• M15: 15,105,196 km (0.044 R)
• M16: 15,564,761 km (0.092 R)
• M17: 16,351,346 km (0.084 R)
• M18: 17,330,165 km (0.043 R)
• M19: 18,434,198 km (0.06 R)
• M20: 19,584,306 km (0.05 R)
• M21: 24,667,193 km (0.107 R)
• M22: 25,520,200 km (0.069 R)
• M23: 26,392,655 km (0.084 R)
• M24: 31,550,789 km (0.118 R)
• M25: 32,302,519 km (0.096 R)
• M26: 41,080,473 km (0.093 R)
• M27: 43,345,833 km (0.069 R)
• M28: 44,901,651 km (0.106 R)
• M29: 45,852,795 km (0.103 R)
• M30: 48,786,858 km (0.107 R)
• M31: 51,498,169 km (0.056 R)
• M32: 53,419,305 km (0.083 R)
• M33: 54,308,216 km (0.1 R)
• M34: 58,712,826 km (0.035 R)
• M35: 60,616,459 km (0.114 R)
• M36: 61,001,973 km (0.098 R)
• M37: 62,560,782 km (0.093 R)
• M38: 65,352,129 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.8

Radius: 4.6

Gravity: 34.49 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 10.92 AU - 16.22 AU

Year: 17818 Days

Day: 18.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,256,758 km

• M1: 57,146 km (0.084 R)
• M2: 230,231 km (0.094 R)
• M3: 423,063 km (0.077 R)
• M4: 920,625 km (0.104 R)
• M5: 1,101,639 km (0.117 R)
• M6: 1,979,030 km (0.031 R)
• M7: 2,502,473 km (0.077 R)
• M8: 3,355,929 km (0.059 R)
• M9: 3,971,225 km (0.097 R)
• M10: 4,388,005 km (0.03 R)
• M11: 5,537,515 km (0.11 R)
• M12: 6,350,130 km (0.071 R)
• M13: 7,055,185 km (0.083 R)
• M14: 7,474,059 km (0.081 R)
• M15: 8,259,298 km (0.093 R)
• M16: 10,580,010 km (0.085 R)
• M17: 11,252,901 km (0.058 R)
• M18: 11,759,739 km (0.101 R)
• M19: 12,548,419 km (0.087 R)
• M20: 12,750,975 km (0.03 R)
• M21: 12,955,774 km (0.078 R)
• M22: 17,274,964 km (0.111 R)
• M23: 23,675,509 km (0.11 R)
• M24: 25,035,802 km (0.114 R)
• M25: 26,558,110 km (0.103 R)
• M26: 28,721,146 km (0.117 R)
• M27: 31,369,178 km (0.089 R)
• M28: 32,752,210 km (0.097 R)
• M29: 36,045,757 km (0.105 R)
• M30: 36,867,797 km (0.088 R)
• M31: 39,553,378 km (0.119 R)
• M32: 42,975,130 km (0.095 R)
• M33: 45,627,500 km (0.104 R)
• M34: 47,400,684 km (0.072 R)
• M35: 59,963,315 km (0.103 R)
• M36: 61,116,564 km (0.118 R)
• M37: 68,975,389 km (0.103 R)
• M38: 70,666,444 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.4

Radius: 3.3

Gravity: 66.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 11.93 AU - 15.43 AU

Year: 18035 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,256,758 km

• M1: 41,439 km (0.097 R)
• M2: 196,123 km (0.071 R)
• M3: 663,167 km (0.05 R)
• M4: 789,278 km (0.096 R)
• M5: 1,116,150 km (0.092 R)
• M6: 2,255,487 km (0.041 R)
• M7: 2,474,648 km (0.104 R)
• M8: 3,879,821 km (0.077 R)
• M9: 4,458,017 km (0.107 R)
• M10: 5,863,189 km (0.101 R)
• M11: 5,985,261 km (0.084 R)
• M12: 6,577,968 km (0.105 R)
• M13: 7,301,872 km (0.108 R)
• M14: 8,027,571 km (0.116 R)
• M15: 14,350,924 km (0.097 R)
• M16: 14,722,375 km (0.075 R)
• M17: 20,520,938 km (0.095 R)
• M18: 25,997,268 km (0.098 R)
• M19: 27,220,679 km (0.102 R)
• M20: 27,674,858 km (0.085 R)
• M21: 32,371,782 km (0.053 R)
• M22: 33,917,278 km (0.074 R)
• M23: 46,456,721 km (0.107 R)
• M24: 50,267,577 km (0.094 R)
• M25: 54,460,656 km (0.103 R)
• M26: 57,382,003 km (0.113 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 12,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit