🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.47 AU - 0.59 AU

Year: 245 Days

Day: 23.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.4

Radius: 13.5

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.7 AU - 0.7 AU

Year: 372 Days

Day: 5.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,683,760 km

• M1: 167,998 km (0.079 R)
• M2: 793,766 km (0.108 R)
• M3: 1,466,658 km (0.03 R)
• M4: 1,915,601 km (0.051 R)
• M5: 2,634,718 km (0.077 R)
• M6: 3,079,771 km (0.089 R)
• M7: 3,768,670 km (0.077 R)
• M8: 4,256,658 km (0.041 R)
• M9: 4,948,698 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.5

Radius: 8.5

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.66 AU - 0.76 AU

Year: 380 Days

Day: 12 Hours

Environment

Temp: -139 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,683,760 km

• M1: 105,766 km (0.051 R)
• M2: 460,761 km (0.072 R)
• M3: 739,013 km (0.06 R)
• M4: 1,041,800 km (0.103 R)
• M5: 1,384,977 km (0.09 R)
• M6: 1,825,543 km (0.115 R)
• M7: 2,383,992 km (0.108 R)
• M8: 2,674,361 km (0.114 R)
• M9: 2,946,480 km (0.104 R)
• M10: 3,703,295 km (0.103 R)
• M11: 4,458,017 km (0.053 R)
• M12: 5,035,614 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.9

Radius: 13

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.93 AU - 0.97 AU

Year: 589 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,683,760 km

• M1: 161,715 km (0.082 R)
• M2: 598,092 km (0.111 R)
• M3: 1,023,549 km (0.102 R)
• M4: 1,441,076 km (0.101 R)
• M5: 2,110,826 km (0.051 R)
• M6: 2,729,264 km (0.119 R)
• M7: 3,186,135 km (0.054 R)
• M8: 3,694,319 km (0.112 R)
• M9: 4,151,491 km (0.051 R)
• M10: 4,743,599 km (0.08 R)
• M11: 5,445,213 km (0.032 R)
• M12: 6,040,014 km (0.072 R)
• M13: 6,453,652 km (0.098 R)
• M14: 7,013,447 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.1

Radius: 12.2

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.8 AU - 2.14 AU

Year: 1758 Days

Day: 12.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,683,760 km

• M1: 169,046 km (0.057 R)
• M2: 953,088 km (0.108 R)
• M3: 1,343,688 km (0.046 R)
• M4: 1,779,766 km (0.106 R)
• M5: 2,171,263 km (0.102 R)
• M6: 3,201,694 km (0.101 R)
• M7: 3,635,378 km (0.032 R)
• M8: 5,140,632 km (0.103 R)
• M9: 5,718,079 km (0.079 R)
• M10: 7,663,450 km (0.043 R)
• M11: 8,580,635 km (0.079 R)
• M12: 9,687,360 km (0.072 R)
• M13: 10,107,131 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.3

Radius: 14

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.58 AU - 3.9 AU

Year: 3708 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,683,760 km

• M1: 174,132 km (0.1 R)
• M2: 770,579 km (0.05 R)
• M3: 1,356,254 km (0.057 R)
• M4: 1,791,584 km (0.112 R)
• M5: 2,517,433 km (0.072 R)
• M6: 3,729,774 km (0.112 R)
• M7: 7,774,601 km (0.114 R)
• M8: 9,131,753 km (0.056 R)
• M9: 9,630,812 km (0.1 R)
• M10: 10,351,724 km (0.073 R)
• M11: 12,358,579 km (0.117 R)
• M12: 12,874,692 km (0.111 R)
• M13: 16,560,335 km (0.04 R)
• M14: 18,370,768 km (0.088 R)
• M15: 20,700,456 km (0.112 R)
• M16: 21,563,935 km (0.118 R)
• M17: 22,451,200 km (0.113 R)
• M18: 24,739,299 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.2

Radius: 12.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.91 AU - 3.89 AU

Year: 3986 Days

Day: 9.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,683,760 km

• M1: 151,692 km (0.106 R)
• M2: 1,043,894 km (0.089 R)
• M3: 1,727,257 km (0.057 R)
• M4: 2,296,178 km (0.117 R)
• M5: 3,835,989 km (0.064 R)
• M6: 5,360,092 km (0.11 R)
• M7: 5,861,993 km (0.065 R)
• M8: 6,364,791 km (0.085 R)
• M9: 6,896,163 km (0.053 R)
• M10: 7,906,247 km (0.034 R)
• M11: 9,012,524 km (0.049 R)
• M12: 9,562,894 km (0.114 R)
• M13: 11,667,886 km (0.076 R)
• M14: 12,085,713 km (0.1 R)
• M15: 12,465,542 km (0.074 R)
• M16: 13,249,285 km (0.1 R)
• M17: 14,645,931 km (0.116 R)
• M18: 17,367,714 km (0.038 R)
• M19: 24,164,843 km (0.115 R)
• M20: 26,402,528 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.2

Radius: 13.9

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.66 AU - 6.66 AU

Year: 8562 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,683,760 km

• M1: 172,935 km (0.118 R)
• M2: 812,765 km (0.034 R)
• M3: 1,399,488 km (0.096 R)
• M4: 1,999,974 km (0.095 R)
• M5: 2,620,955 km (0.099 R)
• M6: 3,627,748 km (0.088 R)
• M7: 4,119,626 km (0.109 R)
• M8: 7,794,348 km (0.079 R)
• M9: 10,570,586 km (0.058 R)
• M10: 25,584,826 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736

Radius: 6.6

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.53 AU - 7.91 AU

Year: 13638 Days

Day: 15.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,683,760 km

• M1: 85,720 km (0.099 R)
• M2: 378,333 km (0.053 R)
• M3: 1,363,585 km (0.031 R)
• M4: 2,389,676 km (0.069 R)
• M5: 3,111,486 km (0.076 R)
• M6: 3,469,474 km (0.109 R)
• M7: 3,999,050 km (0.053 R)
• M8: 4,613,299 km (0.061 R)
• M9: 4,909,503 km (0.05 R)
• M10: 6,918,303 km (0.101 R)
• M11: 12,975,820 km (0.05 R)
• M12: 13,367,916 km (0.117 R)
• M13: 15,666,637 km (0.114 R)
• M14: 20,410,535 km (0.098 R)
• M15: 22,586,885 km (0.088 R)
• M16: 28,694,966 km (0.069 R)
• M17: 31,770,399 km (0.037 R)
• M18: 37,372,390 km (0.087 R)
• M19: 53,928,536 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.1

Radius: 7.7

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.76 AU - 11.32 AU

Year: 23323 Days

Day: 23.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,683,760 km

• M1: 96,191 km (0.073 R)
• M2: 393,742 km (0.087 R)
• M3: 713,133 km (0.109 R)
• M4: 1,167,462 km (0.109 R)
• M5: 1,534,126 km (0.035 R)
• M6: 2,396,707 km (0.101 R)
• M7: 2,761,726 km (0.114 R)
• M8: 6,644,539 km (0.079 R)
• M9: 7,815,591 km (0.11 R)
• M10: 8,187,641 km (0.087 R)
• M11: 8,474,271 km (0.117 R)
• M12: 17,540,500 km (0.076 R)
• M13: 24,635,927 km (0.109 R)
• M14: 29,698,618 km (0.04 R)
• M15: 31,180,385 km (0.09 R)
• M16: 51,833,119 km (0.065 R)
• M17: 53,477,200 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 16,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit