🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.45 AU - 0.59 AU

Year: 238 Days

Day: 15.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 31.3 °

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: 901.6

Radius: 8.6

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.55 AU - 0.85 AU

Year: 372 Days

Day: 9.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,713,207 km

• M1: 107,411 km (0.103 R)
• M2: 377,435 km (0.111 R)
• M3: 843,134 km (0.118 R)
• M4: 1,270,086 km (0.066 R)
• M5: 2,062,655 km (0.092 R)
• M6: 2,920,749 km (0.101 R)
• M7: 3,301,027 km (0.086 R)
• M8: 3,688,784 km (0.073 R)
• M9: 4,469,236 km (0.092 R)
• M10: 5,339,298 km (0.047 R)
• M11: 5,619,494 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.8

Radius: 10.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.13 AU - 1.15 AU

Year: 774 Days

Day: 14.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,713,207 km

• M1: 130,599 km (0.107 R)
• M2: 561,142 km (0.084 R)
• M3: 1,031,178 km (0.104 R)
• M4: 1,587,832 km (0.11 R)
• M5: 2,548,849 km (0.042 R)
• M6: 3,189,127 km (0.111 R)
• M7: 4,038,095 km (0.071 R)
• M8: 4,823,933 km (0.118 R)
• M9: 5,353,509 km (0.052 R)
• M10: 7,088,845 km (0.107 R)
• M11: 7,940,505 km (0.116 R)
• M12: 8,329,310 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.1

Radius: 9.3

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.34 AU - 1.42 AU

Year: 1031 Days

Day: 10.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,713,207 km

• M1: 115,639 km (0.078 R)
• M2: 673,340 km (0.106 R)
• M3: 1,079,349 km (0.118 R)
• M4: 2,143,289 km (0.113 R)
• M5: 2,478,837 km (0.065 R)
• M6: 2,811,991 km (0.072 R)
• M7: 3,410,682 km (0.102 R)
• M8: 3,733,065 km (0.115 R)
• M9: 4,027,923 km (0.097 R)
• M10: 4,321,583 km (0.043 R)
• M11: 4,700,066 km (0.115 R)
• M12: 5,290,230 km (0.077 R)
• M13: 5,723,914 km (0.086 R)
• M14: 6,353,571 km (0.109 R)
• M15: 6,685,230 km (0.106 R)
• M16: 7,577,880 km (0.071 R)
• M17: 8,078,435 km (0.057 R)
• M18: 8,600,980 km (0.093 R)
• M19: 8,980,061 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778

Radius: 13.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2 AU - 2.96 AU

Year: 2483 Days

Day: 9.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,713,207 km

• M1: 166,652 km (0.085 R)
• M2: 587,620 km (0.075 R)
• M3: 1,043,146 km (0.096 R)
• M4: 1,735,186 km (0.097 R)
• M5: 2,239,779 km (0.07 R)
• M6: 3,533,950 km (0.12 R)
• M7: 4,190,236 km (0.104 R)
• M8: 5,423,671 km (0.112 R)
• M9: 6,299,566 km (0.052 R)
• M10: 7,031,399 km (0.118 R)
• M11: 8,267,377 km (0.104 R)
• M12: 8,698,967 km (0.087 R)
• M13: 9,571,272 km (0.103 R)
• M14: 10,047,591 km (0.097 R)
• M15: 11,409,082 km (0.086 R)
• M16: 13,746,249 km (0.099 R)
• M17: 14,401,039 km (0.111 R)
• M18: 15,372,228 km (0.08 R)
• M19: 16,804,927 km (0.082 R)
• M20: 17,445,505 km (0.117 R)
• M21: 18,102,240 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.1

Radius: 10.8

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.41 AU - 3.57 AU

Year: 3287 Days

Day: 12.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,713,207 km

• M1: 134,339 km (0.078 R)
• M2: 824,733 km (0.085 R)
• M3: 1,474,137 km (0.108 R)
• M4: 2,009,399 km (0.104 R)
• M5: 2,553,486 km (0.101 R)
• M6: 3,520,187 km (0.068 R)
• M7: 3,938,014 km (0.075 R)
• M8: 4,540,445 km (0.093 R)
• M9: 5,203,463 km (0.051 R)
• M10: 5,658,091 km (0.05 R)
• M11: 8,546,975 km (0.116 R)
• M12: 9,589,822 km (0.101 R)
• M13: 10,853,475 km (0.111 R)
• M14: 13,030,723 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.8

Radius: 13.2

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.7 AU - 4.04 AU

Year: 4841 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,713,207 km

• M1: 164,109 km (0.101 R)
• M2: 885,470 km (0.038 R)
• M3: 1,458,729 km (0.103 R)
• M4: 2,503,221 km (0.12 R)
• M5: 2,988,517 km (0.084 R)
• M6: 3,516,896 km (0.102 R)
• M7: 4,085,069 km (0.076 R)
• M8: 5,433,993 km (0.076 R)
• M9: 6,108,380 km (0.107 R)
• M10: 6,837,969 km (0.111 R)
• M11: 7,489,767 km (0.076 R)
• M12: 8,955,677 km (0.085 R)
• M13: 10,351,873 km (0.118 R)
• M14: 11,751,212 km (0.117 R)
• M15: 13,622,980 km (0.047 R)
• M16: 18,750,896 km (0.117 R)
• M17: 22,405,423 km (0.12 R)
• M18: 23,844,554 km (0.082 R)
• M19: 25,191,683 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 14.5

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.43 AU - 6.25 AU

Year: 8973 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 124.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,713,207 km

• M1: 183,706 km (0.085 R)
• M2: 724,951 km (0.114 R)
• M3: 1,273,078 km (0.082 R)
• M4: 1,751,043 km (0.117 R)
• M5: 2,260,274 km (0.116 R)
• M6: 2,911,923 km (0.108 R)
• M7: 3,438,507 km (0.08 R)
• M8: 4,508,132 km (0.078 R)
• M9: 9,743,010 km (0.09 R)
• M10: 10,666,179 km (0.06 R)
• M11: 12,333,596 km (0.038 R)
• M12: 15,832,691 km (0.078 R)
• M13: 18,683,278 km (0.094 R)
• M14: 34,452,090 km (0.036 R)
• M15: 39,578,809 km (0.09 R)
• M16: 40,350,585 km (0.096 R)
• M17: 41,263,431 km (0.086 R)
• M18: 48,922,244 km (0.089 R)
• M19: 49,960,303 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.3

Radius: 12.8

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.58 AU - 7.48 AU

Year: 9415 Days

Day: 13.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,713,207 km

• M1: 163,062 km (0.092 R)
• M2: 673,490 km (0.116 R)
• M3: 1,172,399 km (0.07 R)
• M4: 1,806,993 km (0.056 R)
• M5: 2,487,813 km (0.091 R)
• M6: 3,856,932 km (0.102 R)
• M7: 4,842,034 km (0.074 R)
• M8: 5,327,779 km (0.061 R)
• M9: 7,209,421 km (0.098 R)
• M10: 7,879,320 km (0.085 R)
• M11: 12,426,347 km (0.071 R)
• M12: 13,047,627 km (0.097 R)
• M13: 14,929,718 km (0.091 R)
• M14: 17,455,080 km (0.117 R)
• M15: 18,479,376 km (0.077 R)
• M16: 18,912,462 km (0.05 R)
• M17: 20,581,376 km (0.071 R)
• M18: 24,284,073 km (0.051 R)
• M19: 25,407,852 km (0.037 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 15,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit