🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.52 AU - 0.58 AU

Year: 259 Days

Day: 28 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,611,381 km

• M1: 465,698 km (0.116 R)

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 10.3

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.95 AU - 1.39 AU

Year: 805 Days

Day: 5.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,611,381 km

• M1: 128,056 km (0.088 R)
• M2: 486,193 km (0.118 R)
• M3: 893,099 km (0.101 R)
• M4: 1,230,143 km (0.116 R)
• M5: 1,611,767 km (0.063 R)
• M6: 2,174,704 km (0.104 R)
• M7: 2,896,514 km (0.114 R)
• M8: 3,389,888 km (0.095 R)
• M9: 4,018,049 km (0.07 R)
• M10: 4,459,513 km (0.082 R)
• M11: 4,979,365 km (0.094 R)
• M12: 5,656,146 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 9.9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.37 AU - 1.79 AU

Year: 1263 Days

Day: 12.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,611,381 km

• M1: 123,568 km (0.033 R)
• M2: 801,545 km (0.11 R)
• M3: 1,152,203 km (0.119 R)
• M4: 1,914,853 km (0.057 R)
• M5: 2,684,833 km (0.071 R)
• M6: 4,320,536 km (0.054 R)
• M7: 4,733,426 km (0.114 R)
• M8: 5,341,841 km (0.114 R)
• M9: 5,836,262 km (0.101 R)
• M10: 6,457,990 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.8

Radius: 13.9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.39 AU - 2.09 AU

Year: 1459 Days

Day: 11.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,611,381 km

• M1: 172,935 km (0.097 R)
• M2: 689,347 km (0.108 R)
• M3: 1,299,706 km (0.101 R)
• M4: 1,781,411 km (0.109 R)
• M5: 2,284,210 km (0.099 R)
• M6: 3,706,736 km (0.112 R)
• M7: 4,618,685 km (0.105 R)
• M8: 5,768,793 km (0.028 R)
• M9: 6,951,514 km (0.116 R)
• M10: 7,611,988 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 9.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.65 AU - 2.15 AU

Year: 1665 Days

Day: 14.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,611,381 km

• M1: 123,717 km (0.109 R)
• M2: 490,531 km (0.109 R)
• M3: 799,900 km (0.075 R)
• M4: 1,672,205 km (0.112 R)
• M5: 2,688,274 km (0.084 R)
• M6: 3,084,409 km (0.11 R)
• M7: 4,088,510 km (0.068 R)
• M8: 4,735,521 km (0.106 R)
• M9: 5,762,211 km (0.116 R)
• M10: 6,087,287 km (0.038 R)
• M11: 6,554,032 km (0.045 R)
• M12: 7,801,828 km (0.1 R)
• M13: 8,149,643 km (0.089 R)
• M14: 8,612,200 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 9.5

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.35 AU - 4.37 AU

Year: 4822 Days

Day: 10.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,611,381 km

• M1: 118,332 km (0.115 R)
• M2: 584,030 km (0.05 R)
• M3: 1,049,579 km (0.107 R)
• M4: 1,581,549 km (0.036 R)
• M5: 2,409,872 km (0.106 R)
• M6: 3,107,297 km (0.084 R)
• M7: 3,844,815 km (0.087 R)
• M8: 4,374,242 km (0.115 R)
• M9: 4,770,676 km (0.097 R)
• M10: 7,058,177 km (0.101 R)
• M11: 7,396,717 km (0.113 R)
• M12: 7,924,798 km (0.083 R)
• M13: 9,095,850 km (0.081 R)
• M14: 10,121,194 km (0.117 R)
• M15: 10,465,119 km (0.106 R)
• M16: 12,449,385 km (0.031 R)
• M17: 13,607,871 km (0.052 R)
• M18: 14,617,956 km (0.047 R)
• M19: 14,947,071 km (0.098 R)
• M20: 16,966,643 km (0.097 R)
• M21: 18,837,065 km (0.042 R)
• M22: 22,909,418 km (0.092 R)
• M23: 23,503,321 km (0.092 R)
• M24: 25,111,050 km (0.084 R)
• M25: 28,204,734 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 10.4

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.02 AU - 5 AU

Year: 5106 Days

Day: 8.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,611,381 km

• M1: 129,402 km (0.074 R)
• M2: 547,528 km (0.073 R)
• M3: 998,865 km (0.105 R)
• M4: 1,598,603 km (0.116 R)
• M5: 1,940,434 km (0.093 R)
• M6: 2,505,615 km (0.091 R)
• M7: 2,953,212 km (0.114 R)
• M8: 3,333,489 km (0.109 R)
• M9: 3,768,071 km (0.119 R)
• M10: 4,478,661 km (0.087 R)
• M11: 4,956,776 km (0.088 R)
• M12: 5,385,673 km (0.074 R)
• M13: 6,535,781 km (0.054 R)
• M14: 6,953,459 km (0.091 R)
• M15: 7,771,609 km (0.079 R)
• M16: 8,690,739 km (0.096 R)
• M17: 9,887,372 km (0.105 R)
• M18: 11,931,029 km (0.112 R)
• M19: 13,819,851 km (0.098 R)
• M20: 14,780,868 km (0.092 R)
• M21: 15,389,731 km (0.053 R)
• M22: 15,728,870 km (0.05 R)
• M23: 16,835,744 km (0.074 R)
• M24: 17,438,773 km (0.103 R)
• M25: 19,009,551 km (0.118 R)
• M26: 23,013,538 km (0.115 R)
• M27: 27,216,640 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.7

Radius: 12.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.28 AU - 4.8 AU

Year: 5163 Days

Day: 8.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,611,381 km

• M1: 155,432 km (0.086 R)
• M2: 705,803 km (0.056 R)
• M3: 1,486,853 km (0.073 R)
• M4: 1,892,712 km (0.066 R)
• M5: 2,422,887 km (0.096 R)
• M6: 3,543,076 km (0.047 R)
• M7: 6,713,055 km (0.084 R)
• M8: 7,370,687 km (0.11 R)
• M9: 7,995,109 km (0.112 R)
• M10: 8,614,743 km (0.069 R)
• M11: 9,059,198 km (0.084 R)
• M12: 10,215,440 km (0.119 R)
• M13: 10,945,777 km (0.108 R)
• M14: 11,371,682 km (0.09 R)
• M15: 12,006,426 km (0.051 R)
• M16: 13,293,416 km (0.114 R)
• M17: 14,670,465 km (0.113 R)
• M18: 15,364,300 km (0.066 R)
• M19: 18,228,501 km (0.112 R)
• M20: 21,505,143 km (0.098 R)
• M21: 22,325,238 km (0.091 R)
• M22: 27,865,147 km (0.091 R)
• M23: 29,929,148 km (0.096 R)
• M24: 31,045,448 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.8

Radius: 8.5

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.7 AU - 5.4 AU

Year: 6171 Days

Day: 11.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,611,381 km

• M1: 111,301 km (0.116 R)
• M2: 395,238 km (0.045 R)
• M3: 864,676 km (0.066 R)
• M4: 2,073,426 km (0.084 R)
• M5: 2,546,305 km (0.083 R)
• M6: 3,686,989 km (0.081 R)
• M7: 4,617,039 km (0.046 R)
• M8: 4,959,618 km (0.119 R)
• M9: 5,806,641 km (0.05 R)
• M10: 6,902,446 km (0.102 R)
• M11: 7,649,837 km (0.077 R)
• M12: 8,130,495 km (0.097 R)
• M13: 10,094,116 km (0.078 R)
• M14: 11,492,856 km (0.101 R)
• M15: 12,824,876 km (0.051 R)
• M16: 14,053,374 km (0.093 R)
• M17: 16,685,698 km (0.099 R)
• M18: 17,435,781 km (0.104 R)
• M19: 19,252,199 km (0.025 R)
• M20: 21,325,027 km (0.103 R)
• M21: 22,484,710 km (0.055 R)
• M22: 23,902,149 km (0.105 R)
• M23: 24,265,672 km (0.109 R)
• M24: 24,780,738 km (0.052 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.7

Radius: 8.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.62 AU - 5.82 AU

Year: 6520 Days

Day: 5.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,611,381 km

• M1: 110,852 km (0.108 R)
• M2: 406,009 km (0.093 R)
• M3: 756,666 km (0.096 R)
• M4: 1,270,834 km (0.031 R)
• M5: 1,601,595 km (0.088 R)
• M6: 2,018,075 km (0.111 R)
• M7: 2,440,540 km (0.086 R)
• M8: 3,165,192 km (0.087 R)
• M9: 4,524,139 km (0.036 R)
• M10: 5,169,654 km (0.112 R)
• M11: 7,135,818 km (0.092 R)
• M12: 8,304,477 km (0.089 R)
• M13: 11,566,459 km (0.093 R)
• M14: 12,376,531 km (0.12 R)
• M15: 13,532,025 km (0.109 R)
• M16: 14,485,263 km (0.095 R)
• M17: 16,406,997 km (0.054 R)
• M18: 17,799,603 km (0.063 R)
• M19: 18,492,840 km (0.048 R)
• M20: 20,680,559 km (0.099 R)
• M21: 21,235,867 km (0.107 R)
• M22: 21,943,913 km (0.045 R)
• M23: 23,109,430 km (0.1 R)
• M24: 23,407,130 km (0.1 R)
• M25: 26,042,147 km (0.091 R)
• M26: 28,016,988 km (0.116 R)
• M27: 28,355,678 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 12,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit