🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.63 AU - 0.79 AU

Year: 227 Days

Day: 40 Hours

Environment

Temp: 180 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,370,224 km

• M1: 127,607 km (0.099 R)
• M2: 347,965 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.79 AU - 3.43 AU

Year: 2077 Days

Day: 41.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.2

Radius: 12.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.81 AU - 5.55 AU

Year: 3835 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,370,224 km

• M1: 151,692 km (0.11 R)
• M2: 556,205 km (0.099 R)
• M3: 1,017,116 km (0.088 R)
• M4: 1,702,723 km (0.111 R)
• M5: 2,614,672 km (0.094 R)
• M6: 3,426,090 km (0.08 R)
• M7: 3,997,853 km (0.114 R)
• M8: 4,656,533 km (0.119 R)
• M9: 6,104,341 km (0.091 R)
• M10: 6,516,782 km (0.063 R)
• M11: 7,970,575 km (0.112 R)
• M12: 11,290,002 km (0.087 R)
• M13: 12,607,061 km (0.112 R)
• M14: 13,523,947 km (0.063 R)
• M15: 16,542,383 km (0.097 R)
• M16: 17,172,639 km (0.069 R)
• M17: 18,542,506 km (0.061 R)
• M18: 20,048,059 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.2

Radius: 13.3

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.08 AU - 7.08 AU

Year: 5678 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,370,224 km

• M1: 165,754 km (0.096 R)
• M2: 583,880 km (0.093 R)
• M3: 1,041,351 km (0.085 R)
• M4: 1,519,914 km (0.083 R)
• M5: 2,555,730 km (0.037 R)
• M6: 3,150,980 km (0.12 R)
• M7: 5,120,586 km (0.105 R)
• M8: 7,663,899 km (0.075 R)
• M9: 8,365,214 km (0.078 R)
• M10: 8,790,670 km (0.072 R)
• M11: 12,384,161 km (0.102 R)
• M12: 16,434,523 km (0.088 R)
• M13: 17,664,965 km (0.092 R)
• M14: 19,964,733 km (0.105 R)
• M15: 21,870,461 km (0.057 R)
• M16: 25,472,628 km (0.09 R)
• M17: 26,784,302 km (0.104 R)
• M18: 27,711,809 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.1

Radius: 9.4

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.54 AU - 7.32 AU

Year: 6175 Days

Day: 8 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,370,224 km

• M1: 116,986 km (0.116 R)
• M2: 427,850 km (0.114 R)
• M3: 799,451 km (0.068 R)
• M4: 2,677,652 km (0.109 R)
• M5: 3,042,970 km (0.081 R)
• M6: 3,733,963 km (0.072 R)
• M7: 4,395,335 km (0.086 R)
• M8: 6,542,064 km (0.073 R)
• M9: 8,075,443 km (0.061 R)
• M10: 8,554,305 km (0.113 R)
• M11: 9,094,503 km (0.118 R)
• M12: 9,394,746 km (0.052 R)
• M13: 9,835,013 km (0.068 R)
• M14: 13,258,410 km (0.053 R)
• M15: 17,142,719 km (0.081 R)
• M16: 19,027,952 km (0.1 R)
• M17: 23,767,362 km (0.117 R)
• M18: 25,677,427 km (0.095 R)
• M19: 26,538,812 km (0.095 R)
• M20: 26,976,834 km (0.083 R)
• M21: 27,508,655 km (0.072 R)
• M22: 32,216,500 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.5

Radius: 11.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.8 AU - 6.88 AU

Year: 6775 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,370,224 km

• M1: 149,747 km (0.11 R)
• M2: 696,079 km (0.075 R)
• M3: 1,248,245 km (0.117 R)
• M4: 1,743,414 km (0.116 R)
• M5: 2,189,066 km (0.076 R)
• M6: 3,404,997 km (0.096 R)
• M7: 4,257,256 km (0.054 R)
• M8: 4,676,878 km (0.077 R)
• M9: 5,148,411 km (0.079 R)
• M10: 5,808,885 km (0.048 R)
• M11: 7,517,742 km (0.113 R)
• M12: 8,402,613 km (0.033 R)
• M13: 11,350,738 km (0.072 R)
• M14: 11,901,707 km (0.11 R)
• M15: 14,878,406 km (0.091 R)
• M16: 16,538,793 km (0.108 R)
• M17: 17,806,186 km (0.04 R)
• M18: 20,101,915 km (0.088 R)
• M19: 20,533,804 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.7

Radius: 9.6

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.64 AU - 8.9 AU

Year: 8203 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 169.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,370,224 km

• M1: 119,529 km (0.072 R)
• M2: 488,886 km (0.112 R)
• M3: 796,758 km (0.118 R)
• M4: 1,876,406 km (0.042 R)
• M5: 2,635,914 km (0.106 R)
• M6: 3,009,760 km (0.111 R)
• M7: 3,395,124 km (0.064 R)
• M8: 3,737,104 km (0.111 R)
• M9: 4,813,461 km (0.109 R)
• M10: 5,944,720 km (0.071 R)
• M11: 6,407,277 km (0.099 R)
• M12: 7,087,199 km (0.098 R)
• M13: 8,769,876 km (0.074 R)
• M14: 10,046,544 km (0.062 R)
• M15: 11,880,614 km (0.105 R)
• M16: 12,731,228 km (0.109 R)
• M17: 15,860,815 km (0.096 R)
• M18: 17,531,225 km (0.071 R)
• M19: 20,015,148 km (0.105 R)
• M20: 20,892,689 km (0.093 R)
• M21: 23,504,069 km (0.097 R)
• M22: 25,207,989 km (0.09 R)
• M23: 28,459,948 km (0.109 R)
• M24: 29,671,391 km (0.075 R)
• M25: 36,132,374 km (0.042 R)
• M26: 38,519,208 km (0.105 R)
• M27: 43,472,393 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.1

Radius: 13.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.12 AU - 10.92 AU

Year: 12923 Days

Day: 9.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,370,224 km

• M1: 166,951 km (0.103 R)
• M2: 1,032,674 km (0.09 R)
• M3: 1,467,406 km (0.074 R)
• M4: 1,992,045 km (0.107 R)
• M5: 2,471,806 km (0.12 R)
• M6: 2,934,512 km (0.09 R)
• M7: 5,154,544 km (0.083 R)
• M8: 6,508,255 km (0.104 R)
• M9: 7,445,336 km (0.026 R)
• M10: 8,181,956 km (0.106 R)
• M11: 10,800,517 km (0.062 R)
• M12: 13,799,207 km (0.114 R)
• M13: 14,557,668 km (0.115 R)
• M14: 17,078,841 km (0.095 R)
• M15: 18,857,709 km (0.116 R)
• M16: 20,226,978 km (0.118 R)
• M17: 21,025,682 km (0.074 R)
• M18: 23,840,964 km (0.083 R)
• M19: 24,933,477 km (0.098 R)
• M20: 27,218,136 km (0.101 R)
• M21: 29,188,789 km (0.108 R)
• M22: 37,760,447 km (0.082 R)
• M23: 58,218,405 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.3

Radius: 6.2

Gravity: 18.01 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 16.76 AU - 18.48 AU

Year: 28013 Days

Day: 20.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 55,370,224 km

• M1: 92,152 km (0.112 R)
• M2: 374,294 km (0.116 R)
• M3: 1,013,077 km (0.07 R)
• M4: 1,569,431 km (0.093 R)
• M5: 1,915,601 km (0.079 R)
• M6: 2,867,791 km (0.099 R)
• M7: 3,090,991 km (0.079 R)
• M8: 3,831,052 km (0.094 R)
• M9: 5,113,854 km (0.096 R)
• M10: 6,189,911 km (0.107 R)
• M11: 8,493,718 km (0.118 R)
• M12: 9,253,077 km (0.09 R)
• M13: 9,495,575 km (0.108 R)
• M14: 10,056,866 km (0.092 R)
• M15: 10,443,128 km (0.102 R)
• M16: 11,944,492 km (0.107 R)
• M17: 18,045,991 km (0.06 R)
• M18: 18,424,923 km (0.04 R)
• M19: 19,100,806 km (0.095 R)
• M20: 19,593,581 km (0.085 R)
• M21: 21,438,123 km (0.115 R)
• M22: 25,114,939 km (0.072 R)
• M23: 28,803,424 km (0.058 R)
• M24: 32,697,307 km (0.06 R)
• M25: 37,385,705 km (0.113 R)
• M26: 41,509,819 km (0.053 R)
• M27: 42,502,849 km (0.076 R)
• M28: 46,456,272 km (0.093 R)
• M29: 49,716,160 km (0.093 R)
• M30: 54,887,010 km (0.118 R)
• M31: 59,356,396 km (0.073 R)
• M32: 62,971,728 km (0.073 R)
• M33: 63,188,944 km (0.061 R)
• M34: 70,170,228 km (0.091 R)
• M35: 71,578,392 km (0.1 R)
• M36: 73,484,868 km (0.086 R)
• M37: 74,450,821 km (0.113 R)
• M38: 75,180,709 km (0.078 R)
• M39: 82,744,527 km (0.115 R)
• M40: 86,709,918 km (0.102 R)
• M41: 91,354,782 km (0.12 R)
• M42: 91,911,885 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.6

Radius: 5.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 14.86 AU - 22.76 AU

Year: 30898 Days

Day: 21.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,370,224 km

• M1: 71,957 km (0.108 R)
• M2: 294,857 km (0.119 R)
• M3: 491,130 km (0.113 R)
• M4: 953,387 km (0.105 R)
• M5: 1,846,786 km (0.118 R)
• M6: 4,557,948 km (0.066 R)
• M7: 8,824,928 km (0.096 R)
• M8: 10,858,412 km (0.11 R)
• M9: 14,770,247 km (0.064 R)
• M10: 18,874,763 km (0.034 R)
• M11: 19,694,709 km (0.104 R)
• M12: 30,895,999 km (0.027 R)
• M13: 31,347,635 km (0.095 R)
• M14: 35,612,820 km (0.109 R)
• M15: 39,981,677 km (0.107 R)
• M16: 40,923,395 km (0.067 R)
• M17: 50,073,998 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 14,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit