🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.56 AU - 0.62 AU

Year: 293 Days

Day: 29.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.6

Radius: 14.5

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.08 AU - 1.14 AU

Year: 755 Days

Day: 12.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,939,926 km

• M1: 180,565 km (0.047 R)
• M2: 695,630 km (0.095 R)
• M3: 1,157,738 km (0.057 R)
• M4: 1,622,389 km (0.092 R)
• M5: 2,127,431 km (0.101 R)
• M6: 3,049,253 km (0.106 R)
• M7: 3,547,564 km (0.072 R)
• M8: 4,255,461 km (0.071 R)
• M9: 4,985,648 km (0.117 R)
• M10: 6,155,504 km (0.044 R)
• M11: 7,025,116 km (0.102 R)
• M12: 7,783,278 km (0.081 R)
• M13: 8,318,539 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.4

Radius: 13.2

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.14 AU - 1.3 AU

Year: 870 Days

Day: 8.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,939,926 km

• M1: 164,258 km (0.091 R)
• M2: 575,952 km (0.095 R)
• M3: 1,130,212 km (0.091 R)
• M4: 1,565,243 km (0.048 R)
• M5: 2,311,885 km (0.084 R)
• M6: 2,745,271 km (0.117 R)
• M7: 3,272,304 km (0.103 R)
• M8: 3,722,145 km (0.098 R)
• M9: 4,697,523 km (0.113 R)
• M10: 6,013,535 km (0.086 R)
• M11: 6,844,103 km (0.091 R)
• M12: 7,469,870 km (0.098 R)
• M13: 7,988,227 km (0.11 R)
• M14: 8,580,934 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.5

Radius: 11.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.53 AU - 1.63 AU

Year: 1282 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,939,926 km

• M1: 138,079 km (0.087 R)
• M2: 502,649 km (0.115 R)
• M3: 974,929 km (0.058 R)
• M4: 1,907,223 km (0.088 R)
• M5: 2,305,453 km (0.094 R)
• M6: 2,771,749 km (0.092 R)
• M7: 3,619,520 km (0.088 R)
• M8: 4,120,673 km (0.111 R)
• M9: 4,721,309 km (0.048 R)
• M10: 5,558,608 km (0.117 R)
• M11: 6,012,937 km (0.039 R)
• M12: 7,043,517 km (0.102 R)
• M13: 7,954,867 km (0.078 R)
• M14: 8,506,285 km (0.117 R)
• M15: 9,452,641 km (0.12 R)
• M16: 10,071,527 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 14.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.72 AU - 2.34 AU

Year: 1867 Days

Day: 9.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,939,926 km

• M1: 184,155 km (0.095 R)
• M2: 732,282 km (0.109 R)
• M3: 1,443,919 km (0.027 R)
• M4: 1,930,860 km (0.108 R)
• M5: 2,421,690 km (0.082 R)
• M6: 2,889,632 km (0.097 R)
• M7: 4,528,328 km (0.112 R)
• M8: 5,247,445 km (0.037 R)
• M9: 6,481,627 km (0.1 R)
• M10: 6,942,837 km (0.072 R)
• M11: 7,780,735 km (0.069 R)
• M12: 9,869,121 km (0.077 R)
• M13: 10,518,525 km (0.116 R)
• M14: 11,743,732 km (0.101 R)
• M15: 12,723,598 km (0.103 R)
• M16: 13,190,493 km (0.079 R)
• M17: 15,269,155 km (0.072 R)
• M18: 16,139,217 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.5

Radius: 12.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.09 AU - 2.71 AU

Year: 2401 Days

Day: 11.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,939,926 km

• M1: 160,519 km (0.092 R)
• M2: 632,649 km (0.108 R)
• M3: 1,533,229 km (0.114 R)
• M4: 1,953,599 km (0.106 R)
• M5: 2,401,046 km (0.087 R)
• M6: 3,110,738 km (0.119 R)
• M7: 3,744,435 km (0.104 R)
• M8: 4,346,716 km (0.096 R)
• M9: 5,934,548 km (0.074 R)
• M10: 7,427,534 km (0.117 R)
• M11: 8,502,844 km (0.04 R)
• M12: 9,812,723 km (0.085 R)
• M13: 10,359,054 km (0.058 R)
• M14: 11,890,039 km (0.098 R)
• M15: 12,950,987 km (0.078 R)
• M16: 13,818,954 km (0.096 R)
• M17: 14,375,607 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 13.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.98 AU - 3.2 AU

Year: 2691 Days

Day: 14.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,939,926 km

• M1: 169,644 km (0.09 R)
• M2: 1,301,053 km (0.073 R)
• M3: 1,929,065 km (0.088 R)
• M4: 2,842,509 km (0.081 R)
• M5: 3,895,229 km (0.116 R)
• M6: 4,647,108 km (0.076 R)
• M7: 5,612,613 km (0.098 R)
• M8: 6,734,597 km (0.107 R)
• M9: 7,819,481 km (0.033 R)
• M10: 8,691,038 km (0.066 R)
• M11: 10,590,931 km (0.114 R)
• M12: 13,133,945 km (0.105 R)
• M13: 16,011,460 km (0.106 R)
• M14: 16,956,021 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.6

Radius: 9.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.64 AU - 4.52 AU

Year: 5321 Days

Day: 7.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,939,926 km

• M1: 113,246 km (0.083 R)
• M2: 634,594 km (0.108 R)
• M3: 2,130,124 km (0.102 R)
• M4: 2,863,453 km (0.087 R)
• M5: 4,143,412 km (0.076 R)
• M6: 4,465,197 km (0.114 R)
• M7: 11,635,872 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 9.6

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.17 AU - 6.79 AU

Year: 8283 Days

Day: 8.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 141.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,939,926 km

• M1: 119,379 km (0.054 R)
• M2: 587,620 km (0.05 R)
• M3: 1,191,248 km (0.088 R)
• M4: 2,275,084 km (0.094 R)
• M5: 2,900,553 km (0.053 R)
• M6: 3,538,438 km (0.118 R)
• M7: 4,184,402 km (0.094 R)
• M8: 4,608,512 km (0.106 R)
• M9: 5,061,195 km (0.097 R)
• M10: 5,444,315 km (0.081 R)
• M11: 6,126,332 km (0.055 R)
• M12: 6,636,760 km (0.063 R)
• M13: 6,941,042 km (0.036 R)
• M14: 7,414,968 km (0.105 R)
• M15: 8,339,932 km (0.099 R)
• M16: 9,245,747 km (0.094 R)
• M17: 10,468,709 km (0.105 R)
• M18: 11,851,592 km (0.107 R)
• M19: 14,274,030 km (0.039 R)
• M20: 15,501,481 km (0.116 R)
• M21: 16,243,486 km (0.037 R)
• M22: 17,798,257 km (0.119 R)
• M23: 18,313,173 km (0.088 R)
• M24: 19,218,838 km (0.112 R)
• M25: 20,552,803 km (0.103 R)
• M26: 22,199,875 km (0.082 R)
• M27: 24,560,530 km (0.092 R)
• M28: 26,891,264 km (0.115 R)
• M29: 30,292,372 km (0.099 R)
• M30: 32,421,449 km (0.108 R)
• M31: 34,421,273 km (0.061 R)
• M32: 36,149,428 km (0.085 R)
• M33: 38,787,736 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 16,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit