🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.83 AU - 1.33 AU

Year: 432 Days

Day: 35.2 Hours

Environment

Temp: -19 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.94 AU - 1.42 AU

Year: 494 Days

Day: 25 Hours

Environment

Temp: -26 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.23 AU - 2.77 AU

Year: 1522 Days

Day: 21.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.88 AU - 4.76 AU

Year: 2875 Days

Day: 15.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 10.2

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.16 AU - 5.1 AU

Year: 3836 Days

Day: 11.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,466,133 km

• M1: 127,009 km (0.082 R)
• M2: 452,234 km (0.104 R)
• M3: 818,450 km (0.026 R)
• M4: 1,314,666 km (0.097 R)
• M5: 1,655,001 km (0.054 R)
• M6: 2,080,458 km (0.082 R)
• M7: 3,382,557 km (0.085 R)
• M8: 3,892,836 km (0.117 R)
• M9: 4,607,614 km (0.061 R)
• M10: 5,432,647 km (0.084 R)
• M11: 6,408,623 km (0.088 R)
• M12: 7,131,779 km (0.107 R)
• M13: 7,591,045 km (0.08 R)
• M14: 9,776,969 km (0.075 R)
• M15: 10,734,844 km (0.107 R)
• M16: 11,054,235 km (0.113 R)
• M17: 11,421,199 km (0.116 R)
• M18: 11,754,204 km (0.111 R)
• M19: 13,563,740 km (0.119 R)
• M20: 14,803,308 km (0.086 R)
• M21: 15,552,045 km (0.115 R)
• M22: 17,561,593 km (0.114 R)
• M23: 19,501,429 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.1

Radius: 12.3

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.55 AU - 6.41 AU

Year: 4939 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 82.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,466,133 km

• M1: 153,039 km (0.114 R)
• M2: 1,054,665 km (0.048 R)
• M3: 1,601,445 km (0.073 R)
• M4: 2,480,034 km (0.099 R)
• M5: 6,374,664 km (0.114 R)
• M6: 9,212,237 km (0.111 R)
• M7: 10,116,257 km (0.084 R)
• M8: 11,078,620 km (0.113 R)
• M9: 12,677,073 km (0.074 R)
• M10: 13,531,726 km (0.046 R)
• M11: 15,546,809 km (0.103 R)
• M12: 17,287,081 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 10.6

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.08 AU - 6.32 AU

Year: 5239 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,466,133 km

• M1: 139,575 km (0.04 R)
• M2: 550,670 km (0.098 R)
• M3: 1,085,183 km (0.048 R)
• M4: 1,490,444 km (0.078 R)
• M5: 1,960,480 km (0.086 R)
• M6: 2,528,204 km (0.116 R)
• M7: 2,906,687 km (0.08 R)
• M8: 3,323,167 km (0.028 R)
• M9: 4,318,591 km (0.07 R)
• M10: 8,235,662 km (0.055 R)
• M11: 10,006,452 km (0.1 R)
• M12: 11,119,610 km (0.062 R)
• M13: 12,657,476 km (0.12 R)
• M14: 13,409,804 km (0.118 R)
• M15: 14,097,954 km (0.038 R)
• M16: 17,035,607 km (0.065 R)
• M17: 18,845,293 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.2

Radius: 8.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.02 AU - 7.02 AU

Year: 6410 Days

Day: 6.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,466,133 km

• M1: 107,112 km (0.083 R)
• M2: 379,829 km (0.098 R)
• M3: 678,576 km (0.097 R)
• M4: 984,504 km (0.097 R)
• M5: 1,305,391 km (0.043 R)
• M6: 1,814,772 km (0.096 R)
• M7: 2,164,083 km (0.118 R)
• M8: 2,542,416 km (0.091 R)
• M9: 2,998,989 km (0.059 R)
• M10: 3,414,272 km (0.108 R)
• M11: 3,846,760 km (0.091 R)
• M12: 4,249,477 km (0.104 R)
• M13: 4,845,774 km (0.079 R)
• M14: 6,434,653 km (0.11 R)
• M15: 6,850,535 km (0.03 R)
• M16: 7,158,408 km (0.104 R)
• M17: 7,702,944 km (0.103 R)
• M18: 8,206,191 km (0.059 R)
• M19: 10,004,208 km (0.112 R)
• M20: 10,767,307 km (0.025 R)
• M21: 11,525,469 km (0.081 R)
• M22: 11,961,846 km (0.08 R)
• M23: 12,960,561 km (0.1 R)
• M24: 14,764,113 km (0.049 R)
• M25: 16,127,548 km (0.051 R)
• M26: 18,386,177 km (0.084 R)
• M27: 20,719,604 km (0.083 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.5

Radius: 8.9

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.44 AU - 7.54 AU

Year: 7892 Days

Day: 13.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,466,133 km

• M1: 110,702 km (0.051 R)
• M2: 496,815 km (0.102 R)
• M3: 874,998 km (0.108 R)
• M4: 1,976,188 km (0.05 R)
• M5: 2,322,208 km (0.084 R)
• M6: 2,671,818 km (0.084 R)
• M7: 2,996,296 km (0.092 R)
• M8: 3,283,374 km (0.084 R)
• M9: 3,702,398 km (0.085 R)
• M10: 4,282,538 km (0.037 R)
• M11: 4,894,094 km (0.119 R)
• M12: 5,684,869 km (0.088 R)
• M13: 7,370,837 km (0.085 R)
• M14: 7,744,383 km (0.066 R)
• M15: 8,610,853 km (0.091 R)
• M16: 9,109,912 km (0.077 R)
• M17: 10,535,430 km (0.09 R)
• M18: 11,698,105 km (0.06 R)
• M19: 12,783,736 km (0.066 R)
• M20: 13,269,032 km (0.057 R)
• M21: 13,766,594 km (0.111 R)
• M22: 16,952,730 km (0.12 R)
• M23: 21,341,782 km (0.083 R)
• M24: 25,746,542 km (0.088 R)
• M25: 27,577,021 km (0.029 R)
• M26: 33,282,684 km (0.091 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.1

Radius: 12.8

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.98 AU - 10.54 AU

Year: 11739 Days

Day: 5.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 127 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,466,133 km

• M1: 160,219 km (0.097 R)
• M2: 1,287,290 km (0.113 R)
• M3: 1,746,555 km (0.11 R)
• M4: 2,372,024 km (0.079 R)
• M5: 3,189,427 km (0.06 R)
• M6: 6,599,660 km (0.117 R)
• M7: 14,166,918 km (0.12 R)
• M8: 20,627,452 km (0.081 R)
• M9: 23,576,325 km (0.077 R)
• M10: 26,696,787 km (0.11 R)
• M11: 27,694,306 km (0.11 R)
• M12: 28,202,340 km (0.118 R)
• M13: 30,189,748 km (0.054 R)
• M14: 37,571,356 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: 166 - 19,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit