🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.6 AU - 0.64 AU

Year: 218 Days

Day: 34 Hours

Environment

Temp: -8 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.67 AU - 1.07 AU

Year: 362 Days

Day: 19.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,366,137 km

• M1: 707,598 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.96 AU - 2.42 AU

Year: 1446 Days

Day: 32 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.2

Radius: 12.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.6 AU - 2.88 AU

Year: 2024 Days

Day: 7.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,366,137 km

• M1: 165,455 km (0.08 R)
• M2: 773,720 km (0.089 R)
• M3: 1,225,805 km (0.103 R)
• M4: 2,214,048 km (0.104 R)
• M5: 3,040,278 km (0.057 R)
• M6: 4,282,239 km (0.097 R)
• M7: 5,322,243 km (0.047 R)
• M8: 5,902,234 km (0.118 R)
• M9: 6,593,227 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.4

Radius: 12.3

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.09 AU - 4.95 AU

Year: 4288 Days

Day: 11.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,366,137 km

• M1: 155,582 km (0.086 R)
• M2: 547,229 km (0.098 R)
• M3: 1,740,571 km (0.037 R)
• M4: 2,733,901 km (0.045 R)
• M5: 3,373,881 km (0.03 R)
• M6: 7,234,852 km (0.097 R)
• M7: 9,651,157 km (0.03 R)
• M8: 10,985,720 km (0.094 R)
• M9: 12,979,710 km (0.116 R)
• M10: 14,286,148 km (0.072 R)
• M11: 15,535,140 km (0.096 R)
• M12: 16,956,470 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.4

Radius: 9.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.5 AU - 5.06 AU

Year: 4663 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,366,137 km

• M1: 149,598 km (0.077 R)
• M2: 531,072 km (0.09 R)
• M3: 848,220 km (0.099 R)
• M4: 1,316,012 km (0.092 R)
• M5: 1,710,502 km (0.105 R)
• M6: 2,513,693 km (0.103 R)
• M7: 2,895,018 km (0.079 R)
• M8: 3,671,132 km (0.11 R)
• M9: 4,438,120 km (0.066 R)
• M10: 5,100,091 km (0.104 R)
• M11: 5,770,139 km (0.084 R)
• M12: 7,090,789 km (0.079 R)
• M13: 8,135,282 km (0.075 R)
• M14: 9,709,799 km (0.04 R)
• M15: 10,359,952 km (0.082 R)
• M16: 11,169,426 km (0.035 R)
• M17: 13,205,154 km (0.049 R)
• M18: 13,750,438 km (0.103 R)
• M19: 14,362,293 km (0.062 R)
• M20: 15,045,507 km (0.027 R)
• M21: 16,194,867 km (0.111 R)
• M22: 16,992,822 km (0.039 R)
• M23: 17,757,118 km (0.103 R)
• M24: 18,729,055 km (0.118 R)
• M25: 19,228,263 km (0.111 R)
• M26: 19,993,456 km (0.042 R)
• M27: 20,449,131 km (0.088 R)
• M28: 21,045,129 km (0.081 R)
• M29: 22,341,395 km (0.058 R)
• M30: 23,617,764 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.4

Radius: 14.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.83 AU - 4.97 AU

Year: 4840 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 122 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,366,137 km

• M1: 178,171 km (0.115 R)
• M2: 748,887 km (0.087 R)
• M3: 1,265,299 km (0.099 R)
• M4: 2,011,942 km (0.1 R)
• M5: 2,700,840 km (0.068 R)
• M6: 4,868,513 km (0.116 R)
• M7: 7,509,963 km (0.091 R)
• M8: 7,982,991 km (0.09 R)
• M9: 11,649,336 km (0.07 R)
• M10: 12,423,954 km (0.044 R)
• M11: 20,427,290 km (0.101 R)
• M12: 21,689,746 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.1

Radius: 12

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.32 AU - 5.58 AU

Year: 4914 Days

Day: 12.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,366,137 km

• M1: 149,299 km (0.073 R)
• M2: 553,512 km (0.049 R)
• M3: 947,254 km (0.083 R)
• M4: 1,639,443 km (0.11 R)
• M5: 2,393,117 km (0.086 R)
• M6: 3,314,042 km (0.117 R)
• M7: 4,825,429 km (0.101 R)
• M8: 6,754,793 km (0.107 R)
• M9: 7,539,733 km (0.1 R)
• M10: 9,931,354 km (0.114 R)
• M11: 11,220,588 km (0.039 R)
• M12: 12,661,066 km (0.091 R)
• M13: 13,991,141 km (0.113 R)
• M14: 14,501,419 km (0.113 R)
• M15: 17,084,077 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.5

Radius: 9.1

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.1 AU - 8.98 AU

Year: 11136 Days

Day: 7.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,366,137 km

• M1: 113,844 km (0.103 R)
• M2: 966,402 km (0.084 R)
• M3: 1,930,112 km (0.085 R)
• M4: 2,469,262 km (0.098 R)
• M5: 3,304,168 km (0.114 R)
• M6: 3,807,116 km (0.066 R)
• M7: 4,941,816 km (0.091 R)
• M8: 5,574,316 km (0.118 R)
• M9: 6,202,777 km (0.037 R)
• M10: 13,903,028 km (0.118 R)
• M11: 20,570,006 km (0.104 R)
• M12: 20,889,398 km (0.081 R)
• M13: 22,266,745 km (0.063 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.7

Radius: 11.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.67 AU - 9.71 AU

Year: 11431 Days

Day: 6.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,366,137 km

• M1: 147,504 km (0.054 R)
• M2: 514,766 km (0.063 R)
• M3: 1,206,806 km (0.054 R)
• M4: 1,743,114 km (0.117 R)
• M5: 3,077,228 km (0.116 R)
• M6: 3,779,740 km (0.08 R)
• M7: 6,539,073 km (0.056 R)
• M8: 7,103,356 km (0.092 R)
• M9: 7,618,571 km (0.086 R)
• M10: 8,591,107 km (0.085 R)
• M11: 10,128,673 km (0.101 R)
• M12: 11,356,872 km (0.12 R)
• M13: 12,006,875 km (0.082 R)
• M14: 12,397,475 km (0.081 R)
• M15: 13,741,163 km (0.095 R)
• M16: 16,102,715 km (0.116 R)
• M17: 17,062,984 km (0.052 R)
• M18: 19,630,532 km (0.043 R)
• M19: 20,885,957 km (0.034 R)
• M20: 24,524,626 km (0.118 R)
• M21: 32,273,347 km (0.085 R)
• M22: 35,256,478 km (0.115 R)
• M23: 36,406,437 km (0.061 R)
• M24: 37,108,350 km (0.077 R)
• M25: 39,024,400 km (0.095 R)
• M26: 40,879,563 km (0.107 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: 361 - 13,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit