🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.47 AU - 0.63 AU

Year: 259 Days

Day: 41.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.49 AU - 0.65 AU

Year: 274 Days

Day: 21.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.3

Radius: 9.6

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.14 AU - 1.26 AU

Year: 836 Days

Day: 14.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,547,314 km

• M1: 119,379 km (0.028 R)
• M2: 458,368 km (0.103 R)
• M3: 1,011,880 km (0.062 R)
• M4: 1,376,899 km (0.116 R)
• M5: 1,793,230 km (0.076 R)
• M6: 2,238,583 km (0.101 R)
• M7: 2,587,295 km (0.115 R)
• M8: 3,064,662 km (0.074 R)
• M9: 3,381,361 km (0.089 R)
• M10: 3,689,831 km (0.084 R)
• M11: 4,985,947 km (0.078 R)
• M12: 6,429,567 km (0.087 R)
• M13: 10,089,628 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 13.2

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.76 AU - 4.14 AU

Year: 4991 Days

Day: 11.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 125.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,547,314 km

• M1: 164,109 km (0.114 R)
• M2: 693,685 km (0.119 R)
• M3: 1,164,171 km (0.088 R)
• M4: 2,386,834 km (0.102 R)
• M5: 2,974,155 km (0.052 R)
• M6: 6,058,265 km (0.059 R)
• M7: 8,651,245 km (0.104 R)
• M8: 10,156,050 km (0.068 R)
• M9: 11,910,982 km (0.114 R)
• M10: 15,863,957 km (0.109 R)
• M11: 16,368,101 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.5

Radius: 11.1

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.37 AU - 4.55 AU

Year: 5010 Days

Day: 8.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,547,314 km

• M1: 138,976 km (0.117 R)
• M2: 673,041 km (0.047 R)
• M3: 1,440,627 km (0.06 R)
• M4: 2,106,039 km (0.106 R)
• M5: 3,025,168 km (0.036 R)
• M6: 3,812,502 km (0.106 R)
• M7: 4,168,694 km (0.088 R)
• M8: 4,678,225 km (0.068 R)
• M9: 6,009,646 km (0.073 R)
• M10: 6,594,125 km (0.113 R)
• M11: 7,953,072 km (0.043 R)
• M12: 8,577,942 km (0.088 R)
• M13: 9,750,191 km (0.104 R)
• M14: 10,420,539 km (0.031 R)
• M15: 12,826,372 km (0.116 R)
• M16: 13,907,216 km (0.12 R)
• M17: 14,930,915 km (0.059 R)
• M18: 15,283,068 km (0.118 R)
• M19: 17,384,918 km (0.038 R)
• M20: 20,167,588 km (0.068 R)
• M21: 23,549,398 km (0.106 R)
• M22: 24,107,398 km (0.066 R)
• M23: 27,730,957 km (0.086 R)
• M24: 30,463,961 km (0.086 R)

Asteroid Belt

Center: 4.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.8

Radius: 8.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.67 AU - 5.91 AU

Year: 6666 Days

Day: 8.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,547,314 km

• M1: 112,498 km (0.113 R)
• M2: 539,899 km (0.052 R)
• M3: 914,193 km (0.062 R)
• M4: 1,901,090 km (0.113 R)
• M5: 2,685,132 km (0.114 R)
• M6: 4,196,220 km (0.118 R)
• M7: 4,746,142 km (0.095 R)
• M8: 5,630,864 km (0.079 R)
• M9: 6,491,800 km (0.099 R)
• M10: 8,205,443 km (0.033 R)
• M11: 8,628,057 km (0.099 R)
• M12: 10,070,480 km (0.053 R)
• M13: 10,735,442 km (0.08 R)
• M14: 11,101,808 km (0.08 R)
• M15: 11,429,277 km (0.088 R)
• M16: 12,651,791 km (0.061 R)
• M17: 14,340,901 km (0.111 R)
• M18: 18,813,279 km (0.048 R)
• M19: 20,793,805 km (0.044 R)
• M20: 21,870,910 km (0.04 R)
• M21: 23,748,213 km (0.058 R)
• M22: 28,425,391 km (0.109 R)
• M23: 29,661,667 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.1

Radius: 14.6

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.07 AU - 5.59 AU

Year: 7824 Days

Day: 5.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,547,314 km

• M1: 181,612 km (0.083 R)
• M2: 891,304 km (0.112 R)
• M3: 1,398,142 km (0.112 R)
• M4: 2,102,448 km (0.065 R)
• M5: 2,908,631 km (0.041 R)
• M6: 3,636,575 km (0.068 R)
• M7: 4,343,125 km (0.059 R)
• M8: 5,046,684 km (0.062 R)
• M9: 7,026,014 km (0.107 R)
• M10: 8,126,306 km (0.111 R)
• M11: 12,008,819 km (0.074 R)
• M12: 12,690,986 km (0.113 R)
• M13: 13,947,009 km (0.099 R)
• M14: 14,765,160 km (0.076 R)
• M15: 16,290,909 km (0.115 R)
• M16: 20,204,090 km (0.11 R)
• M17: 20,683,252 km (0.053 R)
• M18: 21,252,023 km (0.105 R)
• M19: 23,107,635 km (0.092 R)
• M20: 25,809,223 km (0.102 R)
• M21: 29,423,508 km (0.079 R)
• M22: 30,351,164 km (0.095 R)
• M23: 34,826,085 km (0.06 R)
• M24: 35,631,819 km (0.117 R)
• M25: 36,449,820 km (0.075 R)
• M26: 38,002,197 km (0.054 R)
• M27: 38,856,252 km (0.089 R)
• M28: 42,010,972 km (0.05 R)
• M29: 43,584,292 km (0.091 R)
• M30: 44,385,539 km (0.087 R)
• M31: 44,925,288 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.8

Radius: 7.6

Gravity: 16.77 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.68 AU - 6.52 AU

Year: 9579 Days

Day: 21.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,547,314 km

• M1: 96,640 km (0.113 R)
• M2: 435,779 km (0.086 R)
• M3: 852,708 km (0.103 R)
• M4: 1,277,416 km (0.059 R)
• M5: 1,532,032 km (0.052 R)
• M6: 2,802,866 km (0.059 R)
• M7: 3,214,260 km (0.05 R)
• M8: 3,510,314 km (0.097 R)
• M9: 3,961,052 km (0.03 R)
• M10: 4,509,927 km (0.04 R)
• M11: 5,409,908 km (0.105 R)
• M12: 7,517,742 km (0.093 R)
• M13: 8,312,406 km (0.089 R)
• M14: 9,064,733 km (0.1 R)
• M15: 9,607,774 km (0.117 R)
• M16: 9,964,565 km (0.115 R)
• M17: 10,224,715 km (0.1 R)
• M18: 10,596,616 km (0.075 R)
• M19: 12,774,910 km (0.039 R)
• M20: 14,164,076 km (0.104 R)
• M21: 15,720,941 km (0.057 R)
• M22: 19,573,984 km (0.036 R)
• M23: 20,230,569 km (0.068 R)
• M24: 24,861,072 km (0.082 R)
• M25: 26,915,798 km (0.08 R)
• M26: 31,248,751 km (0.081 R)
• M27: 33,174,076 km (0.095 R)
• M28: 34,106,968 km (0.1 R)
• M29: 37,259,594 km (0.06 R)
• M30: 37,761,195 km (0.032 R)
• M31: 38,394,593 km (0.061 R)
• M32: 42,480,859 km (0.076 R)
• M33: 50,887,212 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.5

Radius: 4.7

Gravity: 35.97 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.12 AU - 7.48 AU

Year: 10054 Days

Day: 23.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,547,314 km

• M1: 59,390 km (0.099 R)
• M2: 289,322 km (0.034 R)
• M3: 480,808 km (0.097 R)
• M4: 688,898 km (0.09 R)
• M5: 915,389 km (0.12 R)
• M6: 1,178,682 km (0.087 R)
• M7: 1,775,577 km (0.095 R)
• M8: 2,394,314 km (0.093 R)
• M9: 3,289,508 km (0.078 R)
• M10: 3,692,973 km (0.073 R)
• M11: 3,988,878 km (0.115 R)
• M12: 4,242,745 km (0.076 R)
• M13: 5,200,172 km (0.058 R)
• M14: 5,367,123 km (0.108 R)
• M15: 5,782,406 km (0.104 R)
• M16: 6,256,183 km (0.114 R)
• M17: 6,445,125 km (0.103 R)
• M18: 7,075,381 km (0.109 R)
• M19: 9,309,775 km (0.094 R)
• M20: 9,857,752 km (0.028 R)
• M21: 10,746,513 km (0.087 R)
• M22: 11,517,540 km (0.05 R)
• M23: 13,795,317 km (0.102 R)
• M24: 14,838,164 km (0.111 R)
• M25: 17,523,595 km (0.118 R)
• M26: 22,307,735 km (0.067 R)
• M27: 24,479,896 km (0.044 R)
• M28: 25,906,761 km (0.088 R)
• M29: 27,187,468 km (0.097 R)
• M30: 28,509,764 km (0.118 R)
• M31: 30,302,844 km (0.114 R)
• M32: 30,844,089 km (0.075 R)
• M33: 37,107,901 km (0.047 R)
• M34: 39,370,420 km (0.117 R)
• M35: 41,324,766 km (0.079 R)
• M36: 44,445,677 km (0.029 R)
• M37: 45,850,251 km (0.116 R)
• M38: 46,420,219 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.7

Radius: 4.8

Gravity: 30.28 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.75 AU - 7.46 AU

Year: 12029 Days

Day: 15.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,547,314 km

• M1: 60,288 km (0.113 R)
• M2: 1,085,183 km (0.085 R)
• M3: 2,126,534 km (0.061 R)
• M4: 2,297,225 km (0.066 R)
• M5: 2,753,050 km (0.101 R)
• M6: 3,026,066 km (0.102 R)
• M7: 3,679,360 km (0.068 R)
• M8: 4,039,143 km (0.08 R)
• M9: 4,272,066 km (0.112 R)
• M10: 5,294,418 km (0.063 R)
• M11: 5,936,193 km (0.057 R)
• M12: 6,748,809 km (0.105 R)
• M13: 8,125,857 km (0.074 R)
• M14: 10,856,766 km (0.084 R)
• M15: 14,748,854 km (0.083 R)
• M16: 18,668,917 km (0.101 R)
• M17: 19,643,996 km (0.102 R)
• M18: 19,809,600 km (0.109 R)
• M19: 21,694,833 km (0.097 R)
• M20: 22,771,937 km (0.043 R)
• M21: 24,358,124 km (0.1 R)
• M22: 28,589,799 km (0.119 R)
• M23: 32,470,218 km (0.108 R)
• M24: 32,934,869 km (0.117 R)
• M25: 33,168,840 km (0.108 R)
• M26: 36,437,105 km (0.118 R)
• M27: 44,455,102 km (0.081 R)
• M28: 47,517,520 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 17,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit