🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.54 AU - 0.74 AU

Year: 336 Days

Day: 22 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,475,661 km

• M1: 58,942 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240

Radius: 12.1

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.63 AU - 0.73 AU

Year: 368 Days

Day: 8.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,475,661 km

• M1: 150,645 km (0.089 R)
• M2: 562,189 km (0.099 R)
• M3: 1,017,864 km (0.075 R)
• M4: 1,788,143 km (0.076 R)
• M5: 2,307,098 km (0.092 R)
• M6: 2,791,646 km (0.027 R)
• M7: 3,187,332 km (0.115 R)
• M8: 3,568,059 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.8

Radius: 14

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.65 AU - 3.97 AU

Year: 3950 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,475,661 km

• M1: 174,132 km (0.116 R)
• M2: 663,167 km (0.048 R)
• M3: 1,254,528 km (0.119 R)
• M4: 1,970,503 km (0.09 R)
• M5: 2,494,694 km (0.093 R)
• M6: 3,062,268 km (0.088 R)
• M7: 3,888,198 km (0.12 R)
• M8: 4,612,551 km (0.119 R)
• M9: 5,160,229 km (0.118 R)
• M10: 6,277,575 km (0.102 R)
• M11: 6,722,031 km (0.078 R)
• M12: 7,367,546 km (0.036 R)
• M13: 9,996,130 km (0.063 R)
• M14: 12,021,086 km (0.115 R)
• M15: 12,974,175 km (0.11 R)
• M16: 13,606,525 km (0.081 R)
• M17: 14,933,009 km (0.078 R)
• M18: 15,779,583 km (0.112 R)
• M19: 16,552,855 km (0.056 R)
• M20: 17,459,567 km (0.109 R)
• M21: 18,625,085 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.8

Radius: 13.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.55 AU - 3.59 AU

Year: 4425 Days

Day: 8.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 125.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,475,661 km

• M1: 164,109 km (0.067 R)
• M2: 770,878 km (0.04 R)
• M3: 1,621,791 km (0.12 R)
• M4: 2,211,954 km (0.117 R)
• M5: 4,140,869 km (0.118 R)
• M6: 4,613,898 km (0.086 R)
• M7: 6,074,870 km (0.1 R)
• M8: 6,944,632 km (0.104 R)
• M9: 7,789,860 km (0.074 R)
• M10: 8,854,997 km (0.09 R)
• M11: 10,960,886 km (0.04 R)
• M12: 12,059,533 km (0.102 R)
• M13: 13,030,124 km (0.109 R)
• M14: 14,529,095 km (0.056 R)
• M15: 18,490,895 km (0.106 R)
• M16: 19,064,304 km (0.046 R)
• M17: 24,313,843 km (0.098 R)
• M18: 26,983,118 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 13.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.44 AU - 3.8 AU

Year: 4518 Days

Day: 8.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,475,661 km

• M1: 171,738 km (0.101 R)
• M2: 789,278 km (0.087 R)
• M3: 1,451,997 km (0.109 R)
• M4: 3,341,418 km (0.079 R)
• M5: 4,125,012 km (0.088 R)
• M6: 5,708,356 km (0.119 R)
• M7: 7,694,566 km (0.111 R)
• M8: 8,359,679 km (0.117 R)
• M9: 10,414,256 km (0.089 R)
• M10: 12,471,974 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.7

Radius: 12

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.22 AU - 4.3 AU

Year: 5768 Days

Day: 5.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,475,661 km

• M1: 149,299 km (0.05 R)
• M2: 576,550 km (0.037 R)
• M3: 1,123,630 km (0.109 R)
• M4: 1,865,934 km (0.111 R)
• M5: 2,447,571 km (0.062 R)
• M6: 2,875,271 km (0.096 R)
• M7: 4,048,567 km (0.079 R)
• M8: 5,400,334 km (0.088 R)
• M9: 6,723,377 km (0.042 R)
• M10: 8,687,896 km (0.034 R)
• M11: 9,520,408 km (0.062 R)
• M12: 12,492,918 km (0.052 R)
• M13: 13,336,650 km (0.08 R)
• M14: 15,314,484 km (0.1 R)
• M15: 16,591,152 km (0.11 R)
• M16: 17,416,184 km (0.043 R)
• M17: 19,563,811 km (0.051 R)
• M18: 22,260,762 km (0.114 R)
• M19: 23,579,467 km (0.11 R)
• M20: 24,137,168 km (0.075 R)
• M21: 24,622,314 km (0.08 R)
• M22: 26,800,309 km (0.092 R)
• M23: 28,471,018 km (0.107 R)
• M24: 29,838,193 km (0.116 R)
• M25: 31,728,661 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.4

Radius: 11.9

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.01 AU - 5.43 AU

Year: 6727 Days

Day: 12.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,475,661 km

• M1: 280,047 km (0.044 R)
• M2: 705,354 km (0.065 R)
• M3: 1,403,527 km (0.062 R)
• M4: 2,724,028 km (0.112 R)
• M5: 3,730,373 km (0.083 R)
• M6: 4,826,476 km (0.055 R)
• M7: 5,867,528 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.3

Radius: 12.2

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.8 AU - 5.72 AU

Year: 7914 Days

Day: 11.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 71.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,475,661 km

• M1: 151,692 km (0.098 R)
• M2: 648,208 km (0.107 R)
• M3: 1,376,001 km (0.119 R)
• M4: 1,820,456 km (0.079 R)
• M5: 2,892,475 km (0.099 R)
• M6: 4,321,284 km (0.077 R)
• M7: 5,321,346 km (0.076 R)
• M8: 6,017,126 km (0.115 R)
• M9: 6,807,002 km (0.087 R)
• M10: 11,193,960 km (0.105 R)
• M11: 12,183,699 km (0.12 R)
• M12: 13,230,884 km (0.08 R)
• M13: 14,280,463 km (0.115 R)
• M14: 14,971,306 km (0.098 R)
• M15: 16,544,926 km (0.101 R)
• M16: 18,226,107 km (0.113 R)
• M17: 20,089,797 km (0.053 R)
• M18: 20,811,308 km (0.099 R)
• M19: 30,583,639 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.6

Radius: 6.5

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.67 AU - 7.45 AU

Year: 12306 Days

Day: 16.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,475,661 km

• M1: 80,932 km (0.115 R)
• M2: 389,702 km (0.044 R)
• M3: 663,915 km (0.1 R)
• M4: 1,123,181 km (0.101 R)
• M5: 3,062,268 km (0.118 R)
• M6: 4,080,581 km (0.115 R)
• M7: 6,803,861 km (0.043 R)
• M8: 8,752,223 km (0.117 R)
• M9: 9,242,007 km (0.113 R)
• M10: 9,493,780 km (0.104 R)
• M11: 10,655,856 km (0.087 R)
• M12: 10,988,562 km (0.101 R)
• M13: 11,674,917 km (0.062 R)
• M14: 12,511,319 km (0.1 R)
• M15: 13,644,523 km (0.087 R)
• M16: 14,504,411 km (0.087 R)
• M17: 15,682,644 km (0.071 R)
• M18: 17,224,699 km (0.092 R)
• M19: 18,784,556 km (0.095 R)
• M20: 21,123,519 km (0.036 R)
• M21: 21,914,742 km (0.062 R)
• M22: 26,370,365 km (0.08 R)
• M23: 29,292,759 km (0.074 R)
• M24: 33,950,938 km (0.052 R)
• M25: 35,157,594 km (0.036 R)
• M26: 40,270,849 km (0.102 R)
• M27: 42,725,152 km (0.082 R)
• M28: 44,701,789 km (0.084 R)
• M29: 47,182,869 km (0.074 R)
• M30: 53,703,242 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.8

Radius: 3.8

Gravity: 32.88 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.12 AU - 8.96 AU

Year: 14955 Days

Day: 21.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 55,475,661 km

• M1: 47,423 km (0.098 R)
• M2: 287,378 km (0.113 R)
• M3: 687,103 km (0.066 R)
• M4: 934,239 km (0.077 R)
• M5: 1,090,419 km (0.082 R)
• M6: 1,277,117 km (0.105 R)
• M7: 1,413,101 km (0.081 R)
• M8: 1,573,919 km (0.08 R)
• M9: 2,131,171 km (0.051 R)
• M10: 3,112,832 km (0.073 R)
• M11: 3,360,567 km (0.117 R)
• M12: 4,153,884 km (0.116 R)
• M13: 4,362,573 km (0.095 R)
• M14: 4,736,717 km (0.046 R)
• M15: 4,931,643 km (0.057 R)
• M16: 6,292,834 km (0.062 R)
• M17: 7,886,052 km (0.116 R)
• M18: 9,886,026 km (0.12 R)
• M19: 10,420,688 km (0.112 R)
• M20: 11,489,116 km (0.046 R)
• M21: 14,509,497 km (0.107 R)
• M22: 18,335,313 km (0.084 R)
• M23: 20,822,079 km (0.088 R)
• M24: 22,690,855 km (0.063 R)
• M25: 23,431,066 km (0.065 R)
• M26: 27,065,396 km (0.117 R)
• M27: 29,070,008 km (0.095 R)
• M28: 30,608,772 km (0.105 R)
• M29: 31,284,505 km (0.09 R)
• M30: 33,371,395 km (0.11 R)
• M31: 35,057,363 km (0.109 R)
• M32: 37,820,137 km (0.05 R)
• M33: 38,467,746 km (0.079 R)
• M34: 42,231,030 km (0.094 R)
• M35: 43,916,250 km (0.099 R)
• M36: 49,086,801 km (0.106 R)
• M37: 53,341,963 km (0.08 R)
• M38: 54,813,109 km (0.064 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 16,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit