🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.63 AU - 0.85 AU

Year: 235 Days

Day: 27.1 Hours

Environment

Temp: 164 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.64 AU - 4.18 AU

Year: 2853 Days

Day: 22 Hours

Environment

Temp: -116 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.1

Radius: 14.1

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.72 AU - 5.18 AU

Year: 4063 Days

Day: 14.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,442,839 km

• M1: 175,329 km (0.084 R)
• M2: 620,233 km (0.08 R)
• M3: 1,118,693 km (0.089 R)
• M4: 2,305,453 km (0.056 R)
• M5: 2,875,271 km (0.115 R)
• M6: 4,280,444 km (0.092 R)
• M7: 5,249,838 km (0.096 R)
• M8: 7,049,650 km (0.103 R)
• M9: 8,827,770 km (0.079 R)
• M10: 9,686,163 km (0.084 R)
• M11: 11,482,983 km (0.101 R)
• M12: 13,111,206 km (0.069 R)
• M13: 14,683,480 km (0.098 R)
• M14: 15,147,532 km (0.099 R)
• M15: 16,159,562 km (0.048 R)
• M16: 17,559,349 km (0.111 R)
• M17: 18,437,190 km (0.059 R)
• M18: 20,727,683 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.2

Radius: 15

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.69 AU - 5.25 AU

Year: 4088 Days

Day: 11.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,442,839 km

• M1: 186,848 km (0.039 R)
• M2: 701,165 km (0.05 R)
• M3: 1,227,600 km (0.109 R)
• M4: 2,262,668 km (0.075 R)
• M5: 3,288,311 km (0.033 R)
• M6: 3,887,001 km (0.115 R)
• M7: 4,464,599 km (0.113 R)
• M8: 4,947,501 km (0.113 R)
• M9: 6,310,936 km (0.08 R)
• M10: 7,112,780 km (0.094 R)
• M11: 7,639,514 km (0.108 R)
• M12: 8,263,188 km (0.079 R)
• M13: 8,883,271 km (0.099 R)
• M14: 9,811,526 km (0.032 R)
• M15: 11,061,865 km (0.049 R)
• M16: 12,939,318 km (0.09 R)
• M17: 17,733,032 km (0.094 R)
• M18: 18,705,419 km (0.112 R)
• M19: 19,777,138 km (0.063 R)
• M20: 20,295,494 km (0.073 R)
• M21: 22,600,648 km (0.079 R)
• M22: 23,962,288 km (0.101 R)
• M23: 24,551,853 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 10.2

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.14 AU - 9.16 AU

Year: 9386 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,442,839 km

• M1: 131,048 km (0.092 R)
• M2: 1,144,723 km (0.11 R)
• M3: 1,715,140 km (0.103 R)
• M4: 2,834,431 km (0.098 R)
• M5: 3,403,202 km (0.107 R)
• M6: 6,933,712 km (0.055 R)
• M7: 7,782,081 km (0.063 R)
• M8: 8,938,323 km (0.098 R)
• M9: 10,161,286 km (0.072 R)
• M10: 19,656,562 km (0.105 R)
• M11: 20,562,078 km (0.041 R)
• M12: 25,267,080 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.5

Radius: 12.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.01 AU - 10.57 AU

Year: 12179 Days

Day: 13.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,442,839 km

• M1: 227,239 km (0.07 R)
• M2: 656,136 km (0.07 R)
• M3: 1,071,869 km (0.113 R)
• M4: 2,163,185 km (0.073 R)
• M5: 2,626,639 km (0.116 R)
• M6: 3,133,028 km (0.11 R)
• M7: 3,837,185 km (0.088 R)
• M8: 6,402,789 km (0.09 R)
• M9: 7,581,620 km (0.061 R)
• M10: 12,463,447 km (0.081 R)
• M11: 13,075,751 km (0.059 R)
• M12: 23,427,475 km (0.086 R)
• M13: 27,823,409 km (0.084 R)
• M14: 30,379,288 km (0.052 R)
• M15: 30,930,856 km (0.072 R)
• M16: 38,208,643 km (0.067 R)
• M17: 39,632,216 km (0.099 R)
• M18: 46,115,488 km (0.078 R)
• M19: 49,989,176 km (0.075 R)
• M20: 53,112,779 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.1

Radius: 7.6

Gravity: 10.51 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.01 AU - 16.13 AU

Year: 17434 Days

Day: 24.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,442,839 km

• M1: 94,546 km (0.074 R)
• M2: 433,385 km (0.103 R)
• M3: 756,367 km (0.116 R)
• M4: 1,718,730 km (0.108 R)
• M5: 2,059,364 km (0.1 R)
• M6: 2,338,813 km (0.109 R)
• M7: 2,782,072 km (0.119 R)
• M8: 3,550,705 km (0.059 R)
• M9: 3,984,689 km (0.092 R)
• M10: 4,325,024 km (0.058 R)
• M11: 4,752,126 km (0.066 R)
• M12: 5,501,162 km (0.084 R)
• M13: 5,845,387 km (0.094 R)
• M14: 6,450,959 km (0.09 R)
• M15: 9,786,842 km (0.115 R)
• M16: 13,088,767 km (0.067 R)
• M17: 19,591,636 km (0.068 R)
• M18: 22,259,565 km (0.045 R)
• M19: 22,937,991 km (0.108 R)
• M20: 23,830,492 km (0.067 R)
• M21: 24,234,406 km (0.098 R)
• M22: 26,646,822 km (0.082 R)
• M23: 27,411,566 km (0.092 R)
• M24: 27,743,823 km (0.1 R)
• M25: 45,945,695 km (0.097 R)
• M26: 47,680,581 km (0.104 R)
• M27: 48,969,666 km (0.062 R)
• M28: 49,295,490 km (0.064 R)
• M29: 52,633,767 km (0.093 R)
• M30: 53,319,075 km (0.094 R)
• M31: 62,203,094 km (0.102 R)
• M32: 65,699,495 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.8

Radius: 6.3

Gravity: 23.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 12.67 AU - 14.45 AU

Year: 18423 Days

Day: 22 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,442,839 km

• M1: 78,389 km (0.049 R)
• M2: 315,352 km (0.027 R)
• M3: 911,949 km (0.085 R)
• M4: 1,303,596 km (0.112 R)
• M5: 1,783,506 km (0.097 R)
• M6: 2,352,277 km (0.054 R)
• M7: 3,009,012 km (0.095 R)
• M8: 4,330,858 km (0.091 R)
• M9: 5,157,686 km (0.057 R)
• M10: 5,468,550 km (0.085 R)
• M11: 6,656,208 km (0.087 R)
• M12: 8,370,898 km (0.06 R)
• M13: 8,855,446 km (0.096 R)
• M14: 12,855,244 km (0.092 R)
• M15: 19,828,899 km (0.117 R)
• M16: 20,495,656 km (0.11 R)
• M17: 23,207,866 km (0.116 R)
• M18: 28,125,297 km (0.106 R)
• M19: 30,072,762 km (0.111 R)
• M20: 32,500,137 km (0.104 R)
• M21: 34,234,426 km (0.103 R)
• M22: 37,164,449 km (0.081 R)
• M23: 37,596,189 km (0.117 R)
• M24: 42,726,199 km (0.076 R)
• M25: 43,358,848 km (0.088 R)
• M26: 43,677,492 km (0.098 R)
• M27: 51,801,255 km (0.054 R)
• M28: 52,520,521 km (0.091 R)
• M29: 53,064,310 km (0.066 R)
• M30: 58,904,760 km (0.105 R)
• M31: 63,915,690 km (0.095 R)
• M32: 64,950,908 km (0.104 R)
• M33: 66,630,443 km (0.073 R)
• M34: 67,054,702 km (0.032 R)
• M35: 67,480,907 km (0.105 R)
• M36: 70,734,810 km (0.106 R)
• M37: 74,775,598 km (0.06 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: 350 - 12,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit