🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.57 AU - 0.59 AU

Year: 168 Days

Day: 25.2 Hours

Environment

Temp: 210 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,672,390 km

• M1: 33,360 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.58 AU - 0.88 AU

Year: 238 Days

Day: 33.2 Hours

Environment

Temp: 116 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.85 AU - 1.33 AU

Year: 433 Days

Day: 13.7 Hours

Environment

Temp: -14 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.42 AU - 1.94 AU

Year: 829 Days

Day: 22.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,672,390 km

• M1: 210,484 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.57 AU - 1.87 AU

Year: 859 Days

Day: 28.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,672,390 km

• M1: 45,927 km (0.1 R)
• M2: 183,108 km (0.107 R)

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.2

Radius: 11.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.92 AU - 5.48 AU

Year: 3880 Days

Day: 10.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,672,390 km

• M1: 149,897 km (0.103 R)
• M2: 545,434 km (0.118 R)
• M3: 1,724,564 km (0.107 R)
• M4: 2,218,686 km (0.102 R)
• M5: 2,646,386 km (0.104 R)
• M6: 4,474,173 km (0.04 R)
• M7: 5,573,418 km (0.116 R)
• M8: 7,277,488 km (0.099 R)
• M9: 9,380,086 km (0.081 R)
• M10: 12,081,075 km (0.051 R)
• M11: 18,193,943 km (0.07 R)
• M12: 21,612,105 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 14

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.42 AU - 6.98 AU

Year: 5879 Days

Day: 5.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,672,390 km

• M1: 176,974 km (0.097 R)
• M2: 633,397 km (0.104 R)
• M3: 1,108,071 km (0.103 R)
• M4: 1,586,485 km (0.057 R)
• M5: 2,515,787 km (0.111 R)
• M6: 2,982,832 km (0.093 R)
• M7: 3,446,885 km (0.096 R)
• M8: 4,118,429 km (0.116 R)
• M9: 4,773,219 km (0.107 R)
• M10: 5,724,811 km (0.107 R)
• M11: 6,864,597 km (0.047 R)
• M12: 7,823,969 km (0.049 R)
• M13: 10,094,116 km (0.104 R)
• M14: 10,613,819 km (0.111 R)
• M15: 11,151,324 km (0.035 R)
• M16: 12,281,237 km (0.115 R)
• M17: 14,117,401 km (0.092 R)
• M18: 14,713,250 km (0.111 R)
• M19: 22,497,725 km (0.066 R)
• M20: 23,688,075 km (0.113 R)
• M21: 27,012,439 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 14.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.42 AU - 7.6 AU

Year: 7068 Days

Day: 7.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,672,390 km

• M1: 183,257 km (0.067 R)
• M2: 1,213,688 km (0.116 R)
• M3: 2,231,402 km (0.109 R)
• M4: 3,620,717 km (0.05 R)
• M5: 4,983,554 km (0.115 R)
• M6: 6,701,237 km (0.106 R)
• M7: 8,034,752 km (0.075 R)
• M8: 9,223,756 km (0.063 R)
• M9: 11,274,294 km (0.07 R)
• M10: 11,739,394 km (0.088 R)
• M11: 15,489,364 km (0.113 R)
• M12: 16,988,933 km (0.053 R)
• M13: 18,440,630 km (0.071 R)
• M14: 30,602,189 km (0.088 R)
• M15: 39,428,164 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.7

Radius: 10.4

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.65 AU - 9.27 AU

Year: 7759 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,672,390 km

• M1: 130,449 km (0.11 R)
• M2: 508,184 km (0.11 R)
• M3: 1,867,580 km (0.09 R)
• M4: 4,880,930 km (0.094 R)
• M5: 5,443,119 km (0.086 R)
• M6: 6,330,832 km (0.082 R)
• M7: 7,233,356 km (0.115 R)
• M8: 9,912,056 km (0.093 R)
• M9: 16,098,526 km (0.057 R)
• M10: 19,179,195 km (0.082 R)
• M11: 22,717,484 km (0.081 R)
• M12: 23,578,420 km (0.07 R)
• M13: 24,640,116 km (0.063 R)
• M14: 29,006,429 km (0.096 R)
• M15: 30,742,811 km (0.092 R)
• M16: 35,099,550 km (0.06 R)
• M17: 39,357,853 km (0.03 R)
• M18: 43,684,673 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.1

Radius: 4

Gravity: 33.63 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.05 AU - 13.19 AU

Year: 16068 Days

Day: 19.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 60,672,390 km

• M1: 49,816 km (0.106 R)
• M2: 238,459 km (0.056 R)
• M3: 385,963 km (0.068 R)
• M4: 534,663 km (0.088 R)
• M5: 1,078,750 km (0.105 R)
• M6: 1,229,844 km (0.089 R)
• M7: 1,453,044 km (0.101 R)
• M8: 1,590,225 km (0.118 R)
• M9: 2,150,021 km (0.092 R)
• M10: 2,854,627 km (0.082 R)
• M11: 3,645,850 km (0.102 R)
• M12: 3,958,808 km (0.108 R)
• M13: 4,445,600 km (0.096 R)
• M14: 5,143,773 km (0.078 R)
• M15: 7,997,203 km (0.07 R)
• M16: 11,335,779 km (0.047 R)
• M17: 11,695,412 km (0.111 R)
• M18: 11,877,921 km (0.05 R)
• M19: 12,884,117 km (0.086 R)
• M20: 13,341,587 km (0.081 R)
• M21: 17,085,423 km (0.107 R)
• M22: 19,027,503 km (0.072 R)
• M23: 20,313,147 km (0.045 R)
• M24: 21,564,383 km (0.03 R)
• M25: 22,208,851 km (0.105 R)
• M26: 22,395,400 km (0.105 R)
• M27: 24,516,099 km (0.072 R)
• M28: 25,016,055 km (0.101 R)
• M29: 25,319,290 km (0.025 R)
• M30: 27,726,021 km (0.104 R)
• M31: 36,496,794 km (0.067 R)
• M32: 41,503,386 km (0.068 R)
• M33: 41,644,756 km (0.06 R)
• M34: 41,928,244 km (0.089 R)
• M35: 44,538,876 km (0.063 R)
• M36: 48,969,517 km (0.119 R)
• M37: 49,761,937 km (0.073 R)
• M38: 52,851,133 km (0.112 R)
• M39: 54,696,721 km (0.08 R)
• M40: 57,457,401 km (0.072 R)
• M41: 60,490,647 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 16,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit