🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.67 AU - 0.89 AU

Year: 262 Days

Day: 17.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,962,212 km

• M1: 106,364 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.02 AU - 1.26 AU

Year: 464 Days

Day: 47.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 100,962,212 km

• M1: 86,019 km (0.102 R)
• M2: 138,079 km (0.068 R)

Asteroid Belt

Center: 2.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.3

Radius: 10.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.99 AU - 4.59 AU

Year: 3384 Days

Day: 11.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 100,962,212 km

• M1: 171,888 km (0.099 R)
• M2: 702,811 km (0.105 R)
• M3: 1,275,023 km (0.12 R)
• M4: 1,775,278 km (0.082 R)
• M5: 2,175,303 km (0.041 R)
• M6: 2,770,702 km (0.08 R)
• M7: 3,423,697 km (0.097 R)
• M8: 4,139,971 km (0.03 R)
• M9: 4,534,012 km (0.097 R)
• M10: 5,664,374 km (0.059 R)
• M11: 7,130,433 km (0.074 R)
• M12: 9,684,817 km (0.086 R)
• M13: 10,247,155 km (0.103 R)
• M14: 11,473,558 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.6

Radius: 8.1

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.13 AU - 5.89 AU

Year: 4270 Days

Day: 6 Hours

Environment

Temp: -156 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 100,962,212 km

• M1: 101,876 km (0.098 R)
• M2: 361,728 km (0.113 R)
• M3: 723,754 km (0.047 R)
• M4: 1,051,075 km (0.053 R)
• M5: 1,487,900 km (0.072 R)
• M6: 2,311,287 km (0.091 R)
• M7: 3,947,589 km (0.094 R)
• M8: 4,769,330 km (0.054 R)
• M9: 5,528,090 km (0.12 R)
• M10: 6,396,057 km (0.1 R)
• M11: 6,780,673 km (0.038 R)
• M12: 7,113,080 km (0.102 R)
• M13: 10,133,161 km (0.096 R)
• M14: 10,700,885 km (0.1 R)
• M15: 11,568,703 km (0.043 R)
• M16: 12,881,274 km (0.048 R)
• M17: 14,290,486 km (0.105 R)
• M18: 17,973,137 km (0.025 R)
• M19: 19,263,119 km (0.085 R)
• M20: 19,528,356 km (0.104 R)
• M21: 20,752,217 km (0.098 R)
• M22: 21,954,236 km (0.109 R)
• M23: 22,462,419 km (0.058 R)
• M24: 23,201,882 km (0.099 R)
• M25: 28,840,375 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500

Radius: 9.2

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.23 AU - 9.73 AU

Year: 9404 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,962,212 km

• M1: 114,742 km (0.033 R)
• M2: 435,031 km (0.052 R)
• M3: 729,439 km (0.03 R)
• M4: 1,080,845 km (0.111 R)
• M5: 1,442,871 km (0.096 R)
• M6: 1,766,900 km (0.077 R)
• M7: 2,123,243 km (0.077 R)
• M8: 3,109,841 km (0.111 R)
• M9: 4,569,617 km (0.077 R)
• M10: 8,050,011 km (0.075 R)
• M11: 10,199,732 km (0.111 R)
• M12: 12,538,845 km (0.109 R)
• M13: 13,862,786 km (0.111 R)
• M14: 16,184,545 km (0.056 R)
• M15: 20,250,615 km (0.072 R)
• M16: 20,949,237 km (0.089 R)
• M17: 23,820,319 km (0.088 R)
• M18: 24,862,119 km (0.082 R)
• M19: 26,115,749 km (0.061 R)
• M20: 28,074,284 km (0.068 R)
• M21: 30,229,242 km (0.094 R)
• M22: 32,177,006 km (0.068 R)
• M23: 32,915,272 km (0.103 R)
• M24: 33,342,224 km (0.062 R)
• M25: 34,207,049 km (0.079 R)
• M26: 38,285,087 km (0.118 R)
• M27: 38,875,849 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.9

Radius: 9.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.7 AU - 10.3 AU

Year: 11150 Days

Day: 8.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 100,962,212 km

• M1: 121,922 km (0.112 R)
• M2: 427,551 km (0.113 R)
• M3: 968,048 km (0.074 R)
• M4: 1,595,012 km (0.095 R)
• M5: 2,040,216 km (0.039 R)
• M6: 2,364,095 km (0.067 R)
• M7: 3,645,999 km (0.083 R)
• M8: 5,279,010 km (0.096 R)
• M9: 5,630,415 km (0.081 R)
• M10: 6,204,572 km (0.071 R)
• M11: 7,629,043 km (0.107 R)
• M12: 10,157,695 km (0.107 R)
• M13: 10,552,484 km (0.102 R)
• M14: 11,320,370 km (0.08 R)
• M15: 12,125,207 km (0.103 R)
• M16: 14,831,432 km (0.11 R)
• M17: 16,798,943 km (0.115 R)
• M18: 17,632,652 km (0.076 R)
• M19: 18,420,883 km (0.06 R)
• M20: 21,647,859 km (0.118 R)
• M21: 22,385,377 km (0.093 R)
• M22: 23,054,827 km (0.118 R)
• M23: 28,314,688 km (0.11 R)
• M24: 29,594,498 km (0.11 R)
• M25: 31,742,723 km (0.077 R)
• M26: 34,543,794 km (0.066 R)
• M27: 34,877,248 km (0.069 R)
• M28: 37,155,623 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.1

Radius: 8.6

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 9.85 AU - 9.85 AU

Year: 11772 Days

Day: 8.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 100,962,212 km

• M1: 107,112 km (0.068 R)
• M2: 390,600 km (0.099 R)
• M3: 720,314 km (0.028 R)
• M4: 1,155,195 km (0.093 R)
• M5: 3,955,816 km (0.056 R)
• M6: 5,046,834 km (0.102 R)
• M7: 5,417,238 km (0.11 R)
• M8: 7,208,373 km (0.045 R)
• M9: 7,943,946 km (0.11 R)
• M10: 9,768,143 km (0.074 R)
• M11: 10,185,072 km (0.107 R)
• M12: 12,633,091 km (0.081 R)
• M13: 15,239,685 km (0.104 R)
• M14: 16,014,901 km (0.079 R)
• M15: 16,595,041 km (0.064 R)
• M16: 16,964,847 km (0.054 R)
• M17: 17,951,744 km (0.054 R)
• M18: 19,544,064 km (0.07 R)
• M19: 20,628,350 km (0.119 R)
• M20: 22,284,398 km (0.075 R)
• M21: 22,553,674 km (0.091 R)
• M22: 33,178,115 km (0.1 R)
• M23: 33,529,520 km (0.081 R)
• M24: 33,883,319 km (0.08 R)
• M25: 34,718,823 km (0.086 R)
• M26: 45,841,276 km (0.081 R)
• M27: 46,863,029 km (0.069 R)
• M28: 52,358,357 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.5

Radius: 7.5

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 11 AU - 17.68 AU

Year: 20679 Days

Day: 23.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 100,962,212 km

• M1: 103,223 km (0.069 R)
• M2: 361,728 km (0.072 R)
• M3: 702,512 km (0.055 R)
• M4: 1,350,570 km (0.07 R)
• M5: 2,947,078 km (0.094 R)
• M6: 3,503,881 km (0.103 R)
• M7: 4,418,672 km (0.056 R)
• M8: 5,560,403 km (0.032 R)
• M9: 12,848,213 km (0.075 R)
• M10: 13,328,273 km (0.109 R)
• M11: 19,335,674 km (0.088 R)
• M12: 22,923,331 km (0.111 R)
• M13: 27,830,739 km (0.101 R)
• M14: 39,514,782 km (0.059 R)
• M15: 56,976,294 km (0.088 R)
• M16: 60,534,479 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.4

Radius: 4.2

Gravity: 43.56 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.09 AU - 18.73 AU

Year: 28863 Days

Day: 17.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 100,962,212 km

• M1: 53,107 km (0.112 R)
• M2: 209,736 km (0.046 R)
• M3: 428,000 km (0.117 R)
• M4: 574,755 km (0.057 R)
• M5: 1,000,211 km (0.099 R)
• M6: 1,141,432 km (0.119 R)
• M7: 1,610,122 km (0.095 R)
• M8: 2,038,421 km (0.078 R)
• M9: 2,363,646 km (0.1 R)
• M10: 2,804,212 km (0.103 R)
• M11: 3,711,673 km (0.089 R)
• M12: 4,378,730 km (0.081 R)
• M13: 4,682,264 km (0.112 R)
• M14: 4,878,985 km (0.118 R)
• M15: 5,901,038 km (0.031 R)
• M16: 6,414,009 km (0.07 R)
• M17: 8,473,523 km (0.071 R)
• M18: 8,825,227 km (0.087 R)
• M19: 9,370,811 km (0.062 R)
• M20: 11,707,529 km (0.115 R)
• M21: 13,438,078 km (0.072 R)
• M22: 15,331,987 km (0.092 R)
• M23: 16,030,309 km (0.112 R)
• M24: 19,336,422 km (0.1 R)
• M25: 23,410,421 km (0.115 R)
• M26: 28,800,582 km (0.036 R)
• M27: 30,674,894 km (0.084 R)
• M28: 37,873,843 km (0.091 R)
• M29: 41,610,049 km (0.11 R)
• M30: 42,453,632 km (0.081 R)
• M31: 47,571,824 km (0.063 R)
• M32: 53,878,870 km (0.117 R)
• M33: 54,078,134 km (0.115 R)
• M34: 55,487,496 km (0.038 R)
• M35: 56,098,902 km (0.107 R)
• M36: 59,011,573 km (0.078 R)
• M37: 66,501,789 km (0.103 R)
• M38: 68,351,716 km (0.113 R)
• M39: 69,998,340 km (0.096 R)
• M40: 78,373,726 km (0.06 R)
• M41: 79,400,865 km (0.098 R)
• M42: 80,177,128 km (0.049 R)
• M43: 95,027,859 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 12,861 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit