🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575

Radius: 14.1

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.51 AU - 0.51 AU

Year: 256 Days

Day: 6.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,249,249 km

• M1: 175,628 km (0.038 R)
• M2: 630,405 km (0.108 R)
• M3: 1,073,963 km (0.094 R)
• M4: 1,599,351 km (0.095 R)
• M5: 2,367,685 km (0.08 R)
• M6: 2,892,624 km (0.11 R)
• M7: 3,794,251 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.4

Radius: 10.6

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.43 AU - 0.61 AU

Year: 264 Days

Day: 7.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,249,249 km

• M1: 131,796 km (0.029 R)
• M2: 499,358 km (0.115 R)
• M3: 1,192,744 km (0.089 R)
• M4: 1,615,208 km (0.05 R)
• M5: 1,960,031 km (0.091 R)
• M6: 2,369,032 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849

Radius: 12.3

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.51 AU - 0.63 AU

Year: 302 Days

Day: 11.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,249,249 km

• M1: 153,039 km (0.089 R)
• M2: 574,306 km (0.105 R)
• M3: 1,143,077 km (0.082 R)
• M4: 1,630,018 km (0.08 R)
• M5: 2,417,352 km (0.092 R)
• M6: 3,443,893 km (0.085 R)
• M7: 4,307,521 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.3

Radius: 13.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.52 AU - 0.64 AU

Year: 310 Days

Day: 13.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,249,249 km

• M1: 170,392 km (0.089 R)
• M2: 662,419 km (0.117 R)
• M3: 1,307,336 km (0.086 R)
• M4: 1,841,400 km (0.079 R)
• M5: 2,610,034 km (0.116 R)
• M6: 3,245,825 km (0.118 R)
• M7: 3,886,852 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.3

Radius: 8.3

Gravity: 12.44 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.53 AU - 0.85 AU

Year: 403 Days

Day: 13 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,249,249 km

• M1: 103,223 km (0.104 R)
• M2: 381,624 km (0.067 R)
• M3: 643,420 km (0.106 R)
• M4: 1,022,202 km (0.113 R)
• M5: 1,471,145 km (0.105 R)
• M6: 1,881,941 km (0.062 R)
• M7: 2,511,599 km (0.045 R)
• M8: 2,795,835 km (0.034 R)
• M9: 3,832,997 km (0.092 R)
• M10: 4,183,804 km (0.036 R)
• M11: 5,317,157 km (0.102 R)
• M12: 5,893,408 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.4

Radius: 14

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.68 AU - 0.86 AU

Year: 475 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,249,249 km

• M1: 174,132 km (0.074 R)
• M2: 635,492 km (0.101 R)
• M3: 1,208,452 km (0.108 R)
• M4: 1,698,235 km (0.11 R)
• M5: 2,178,893 km (0.119 R)
• M6: 2,679,597 km (0.095 R)
• M7: 3,142,303 km (0.106 R)
• M8: 3,722,294 km (0.119 R)
• M9: 4,503,644 km (0.03 R)
• M10: 5,244,303 km (0.056 R)
• M11: 5,975,687 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.5

Radius: 11.7

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.58 AU - 1.68 AU

Year: 1463 Days

Day: 14.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,249,249 km

• M1: 145,559 km (0.037 R)
• M2: 612,154 km (0.056 R)
• M3: 1,143,825 km (0.112 R)
• M4: 1,790,986 km (0.032 R)
• M5: 2,173,657 km (0.103 R)
• M6: 3,352,339 km (0.117 R)
• M7: 5,579,552 km (0.117 R)
• M8: 7,730,320 km (0.04 R)
• M9: 8,627,309 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.3

Radius: 14.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.32 AU - 3.36 AU

Year: 3364 Days

Day: 8 Hours

Environment

Temp: -212 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,249,249 km

• M1: 179,517 km (0.11 R)
• M2: 641,625 km (0.089 R)
• M3: 1,345,034 km (0.102 R)
• M4: 1,933,403 km (0.07 R)
• M5: 2,481,829 km (0.116 R)
• M6: 2,948,275 km (0.115 R)
• M7: 4,424,656 km (0.108 R)
• M8: 5,166,811 km (0.111 R)
• M9: 8,368,654 km (0.101 R)
• M10: 9,068,324 km (0.064 R)
• M11: 11,236,745 km (0.091 R)
• M12: 11,785,919 km (0.118 R)
• M13: 13,076,051 km (0.077 R)
• M14: 13,971,244 km (0.081 R)
• M15: 15,058,222 km (0.092 R)
• M16: 15,622,655 km (0.064 R)
• M17: 16,684,800 km (0.115 R)
• M18: 17,178,323 km (0.066 R)
• M19: 17,965,358 km (0.07 R)
• M20: 18,835,270 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.1

Radius: 8.9

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.13 AU - 3.27 AU

Year: 4024 Days

Day: 11.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,249,249 km

• M1: 113,694 km (0.111 R)
• M2: 431,141 km (0.081 R)
• M3: 716,125 km (0.119 R)
• M4: 1,015,620 km (0.085 R)
• M5: 1,369,868 km (0.115 R)
• M6: 1,651,112 km (0.066 R)
• M7: 2,189,066 km (0.102 R)
• M8: 2,468,814 km (0.081 R)
• M9: 3,456,160 km (0.038 R)
• M10: 3,985,586 km (0.053 R)
• M11: 4,662,666 km (0.097 R)
• M12: 5,054,014 km (0.107 R)
• M13: 5,627,872 km (0.118 R)
• M14: 6,390,671 km (0.101 R)
• M15: 7,285,117 km (0.113 R)
• M16: 7,914,924 km (0.111 R)
• M17: 9,512,480 km (0.114 R)
• M18: 10,063,150 km (0.114 R)
• M19: 10,387,179 km (0.045 R)
• M20: 12,204,493 km (0.078 R)
• M21: 13,284,740 km (0.065 R)
• M22: 16,401,462 km (0.086 R)
• M23: 17,250,878 km (0.047 R)
• M24: 19,721,637 km (0.109 R)
• M25: 20,616,831 km (0.059 R)
• M26: 22,010,036 km (0.078 R)
• M27: 24,107,697 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.8

Radius: 4

Gravity: 25.74 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.59 AU - 11.93 AU

Year: 21433 Days

Day: 17.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,249,249 km

• M1: 49,816 km (0.049 R)
• M2: 174,730 km (0.047 R)
• M3: 532,868 km (0.074 R)
• M4: 1,272,180 km (0.058 R)
• M5: 1,740,122 km (0.083 R)
• M6: 3,211,268 km (0.072 R)
• M7: 3,914,527 km (0.042 R)
• M8: 5,891,912 km (0.079 R)
• M9: 6,463,526 km (0.072 R)
• M10: 7,161,100 km (0.118 R)
• M11: 21,648,906 km (0.068 R)
• M12: 30,252,878 km (0.114 R)
• M13: 38,473,580 km (0.119 R)
• M14: 40,021,619 km (0.11 R)
• M15: 50,689,294 km (0.079 R)
• M16: 54,802,637 km (0.095 R)
• M17: 57,301,819 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 11,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit