🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.42 AU - 0.64 AU

Year: 253 Days

Day: 45.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 13.6

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.74 AU - 0.9 AU

Year: 487 Days

Day: 7.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,409,623 km

• M1: 169,195 km (0.051 R)
• M2: 787,633 km (0.027 R)
• M3: 1,238,970 km (0.071 R)
• M4: 1,833,621 km (0.047 R)
• M5: 2,481,679 km (0.077 R)
• M6: 2,929,276 km (0.093 R)
• M7: 3,833,296 km (0.098 R)
• M8: 4,692,586 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.1

Radius: 8.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.94 AU - 2.44 AU

Year: 2126 Days

Day: 13.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,409,623 km

• M1: 102,175 km (0.083 R)
• M2: 658,380 km (0.114 R)
• M3: 1,118,543 km (0.027 R)
• M4: 1,562,999 km (0.073 R)
• M5: 2,236,638 km (0.113 R)
• M6: 3,481,890 km (0.042 R)
• M7: 3,843,319 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 9.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.12 AU - 4.18 AU

Year: 4575 Days

Day: 7.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,409,623 km

• M1: 121,324 km (0.08 R)
• M2: 501,751 km (0.115 R)
• M3: 903,122 km (0.065 R)
• M4: 1,226,703 km (0.117 R)
• M5: 1,710,053 km (0.048 R)
• M6: 2,513,095 km (0.111 R)
• M7: 3,061,969 km (0.065 R)
• M8: 3,471,119 km (0.053 R)
• M9: 4,399,374 km (0.1 R)
• M10: 4,897,236 km (0.12 R)
• M11: 5,565,190 km (0.11 R)
• M12: 5,977,482 km (0.1 R)
• M13: 7,600,170 km (0.094 R)
• M14: 8,073,947 km (0.037 R)
• M15: 10,128,225 km (0.097 R)
• M16: 10,912,417 km (0.098 R)
• M17: 11,341,164 km (0.073 R)
• M18: 12,931,090 km (0.111 R)
• M19: 15,452,862 km (0.053 R)
• M20: 16,103,762 km (0.055 R)
• M21: 19,075,224 km (0.093 R)
• M22: 20,014,550 km (0.12 R)
• M23: 21,447,398 km (0.059 R)
• M24: 21,917,285 km (0.106 R)
• M25: 23,087,140 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74

Radius: 14.2

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.78 AU - 4.22 AU

Year: 5248 Days

Day: 9.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,409,623 km

• M1: 181,013 km (0.029 R)
• M2: 652,995 km (0.071 R)
• M3: 1,180,776 km (0.071 R)
• M4: 2,000,124 km (0.119 R)
• M5: 3,206,182 km (0.071 R)
• M6: 4,852,656 km (0.068 R)
• M7: 6,196,493 km (0.103 R)
• M8: 6,644,689 km (0.092 R)
• M9: 8,387,653 km (0.077 R)
• M10: 11,754,653 km (0.114 R)
• M11: 14,633,963 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.5

Radius: 10.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.15 AU - 4.47 AU

Year: 5870 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,409,623 km

• M1: 144,661 km (0.111 R)
• M2: 785,987 km (0.095 R)
• M3: 1,425,369 km (0.077 R)
• M4: 2,071,931 km (0.082 R)
• M5: 2,503,820 km (0.081 R)
• M6: 2,859,115 km (0.095 R)
• M7: 3,183,443 km (0.071 R)
• M8: 3,981,847 km (0.077 R)
• M9: 4,843,829 km (0.094 R)
• M10: 5,172,346 km (0.119 R)
• M11: 5,492,336 km (0.114 R)
• M12: 5,923,178 km (0.1 R)
• M13: 7,438,904 km (0.088 R)
• M14: 8,742,649 km (0.104 R)
• M15: 10,192,701 km (0.113 R)
• M16: 12,434,725 km (0.101 R)
• M17: 14,130,117 km (0.096 R)
• M18: 15,218,442 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.4

Radius: 10.5

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.33 AU - 4.49 AU

Year: 6075 Days

Day: 13 Hours

Environment

Temp: -212 °C

Axial Tilt: 109.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,409,623 km

• M1: 130,749 km (0.093 R)
• M2: 532,868 km (0.112 R)
• M3: 868,715 km (0.078 R)
• M4: 1,232,387 km (0.114 R)
• M5: 1,569,132 km (0.116 R)
• M6: 2,028,398 km (0.065 R)
• M7: 2,612,727 km (0.106 R)
• M8: 3,945,494 km (0.073 R)
• M9: 4,775,164 km (0.07 R)
• M10: 5,290,828 km (0.101 R)
• M11: 5,780,013 km (0.089 R)
• M12: 6,639,303 km (0.098 R)
• M13: 7,468,524 km (0.088 R)
• M14: 10,139,744 km (0.091 R)
• M15: 11,638,864 km (0.052 R)
• M16: 11,996,852 km (0.044 R)
• M17: 12,574,299 km (0.099 R)
• M18: 17,680,075 km (0.096 R)
• M19: 19,268,355 km (0.092 R)
• M20: 20,427,888 km (0.059 R)
• M21: 22,568,036 km (0.096 R)
• M22: 23,529,501 km (0.099 R)
• M23: 28,472,813 km (0.089 R)
• M24: 29,030,364 km (0.11 R)
• M25: 30,649,612 km (0.104 R)
• M26: 32,935,168 km (0.033 R)
• M27: 33,344,019 km (0.089 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 14,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit