🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.61 AU - 0.61 AU

Year: 209 Days

Day: 29.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.21 AU - 2.27 AU

Year: 1474 Days

Day: 12.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 13.1

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.56 AU - 3.64 AU

Year: 2400 Days

Day: 8.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,596,103 km

• M1: 163,510 km (0.112 R)
• M2: 594,801 km (0.08 R)
• M3: 1,002,904 km (0.079 R)
• M4: 1,529,638 km (0.079 R)
• M5: 2,162,736 km (0.027 R)
• M6: 3,112,384 km (0.073 R)
• M7: 3,767,622 km (0.044 R)
• M8: 4,344,173 km (0.063 R)
• M9: 5,776,273 km (0.071 R)
• M10: 6,545,505 km (0.104 R)
• M11: 7,056,681 km (0.118 R)
• M12: 8,353,844 km (0.087 R)
• M13: 11,538,334 km (0.097 R)
• M14: 12,414,080 km (0.119 R)
• M15: 13,022,195 km (0.102 R)
• M16: 13,604,580 km (0.082 R)
• M17: 14,439,635 km (0.102 R)
• M18: 16,520,990 km (0.087 R)
• M19: 18,514,232 km (0.084 R)
• M20: 19,022,416 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.9

Radius: 10.5

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.22 AU - 6.84 AU

Year: 6511 Days

Day: 10.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,596,103 km

• M1: 130,599 km (0.11 R)
• M2: 467,493 km (0.057 R)
• M3: 853,157 km (0.097 R)
• M4: 1,617,901 km (0.075 R)
• M5: 2,148,076 km (0.091 R)
• M6: 2,652,969 km (0.03 R)
• M7: 3,354,134 km (0.045 R)
• M8: 7,724,486 km (0.115 R)
• M9: 9,716,531 km (0.089 R)
• M10: 10,349,779 km (0.115 R)
• M11: 11,100,461 km (0.042 R)
• M12: 11,982,041 km (0.116 R)
• M13: 13,212,185 km (0.104 R)
• M14: 14,042,453 km (0.043 R)
• M15: 16,211,921 km (0.103 R)
• M16: 18,089,075 km (0.036 R)
• M17: 19,905,193 km (0.087 R)
• M18: 21,204,900 km (0.079 R)
• M19: 23,745,670 km (0.118 R)
• M20: 26,808,686 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.2

Radius: 13

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.67 AU - 6.43 AU

Year: 6543 Days

Day: 14.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,596,103 km

• M1: 162,314 km (0.119 R)
• M2: 571,015 km (0.089 R)
• M3: 2,209,710 km (0.087 R)
• M4: 2,931,071 km (0.072 R)
• M5: 5,432,048 km (0.075 R)
• M6: 6,066,343 km (0.109 R)
• M7: 9,068,174 km (0.059 R)
• M8: 10,101,746 km (0.094 R)
• M9: 10,574,924 km (0.102 R)
• M10: 13,448,400 km (0.111 R)
• M11: 17,675,736 km (0.059 R)
• M12: 20,688,488 km (0.057 R)
• M13: 21,608,664 km (0.033 R)
• M14: 22,716,437 km (0.081 R)
• M15: 26,178,580 km (0.076 R)
• M16: 30,661,580 km (0.116 R)
• M17: 32,671,876 km (0.116 R)
• M18: 34,130,455 km (0.05 R)
• M19: 34,768,640 km (0.092 R)
• M20: 36,178,899 km (0.118 R)
• M21: 38,079,988 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.9

Radius: 12.4

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.98 AU - 8.16 AU

Year: 10080 Days

Day: 12.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,596,103 km

• M1: 154,235 km (0.057 R)
• M2: 632,949 km (0.116 R)
• M3: 1,209,648 km (0.105 R)
• M4: 1,921,585 km (0.086 R)
• M5: 2,307,846 km (0.087 R)
• M6: 2,942,141 km (0.075 R)
• M7: 3,822,076 km (0.102 R)
• M8: 6,174,652 km (0.115 R)
• M9: 7,528,662 km (0.115 R)
• M10: 9,120,234 km (0.063 R)
• M11: 11,090,887 km (0.095 R)
• M12: 11,768,416 km (0.067 R)
• M13: 12,593,448 km (0.072 R)
• M14: 14,293,179 km (0.115 R)
• M15: 15,164,138 km (0.078 R)
• M16: 17,609,315 km (0.09 R)
• M17: 18,531,885 km (0.071 R)
• M18: 19,405,537 km (0.031 R)
• M19: 22,815,620 km (0.083 R)
• M20: 24,757,101 km (0.113 R)
• M21: 25,428,048 km (0.037 R)
• M22: 26,012,676 km (0.095 R)
• M23: 29,926,605 km (0.112 R)
• M24: 37,377,626 km (0.088 R)
• M25: 40,331,885 km (0.118 R)
• M26: 42,749,985 km (0.036 R)
• M27: 44,555,482 km (0.116 R)
• M28: 44,979,293 km (0.106 R)
• M29: 48,915,063 km (0.049 R)
• M30: 50,276,404 km (0.056 R)
• M31: 51,974,489 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.5

Radius: 3.6

Gravity: 55.75 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 7.88 AU - 11.28 AU

Year: 13038 Days

Day: 19.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 70,596,103 km

• M1: 44,879 km (0.111 R)
• M2: 218,562 km (0.117 R)
• M3: 752,776 km (0.113 R)
• M4: 1,177,335 km (0.117 R)
• M5: 1,744,910 km (0.1 R)
• M6: 2,759,482 km (0.083 R)
• M7: 2,968,321 km (0.058 R)
• M8: 3,162,499 km (0.077 R)
• M9: 3,523,030 km (0.083 R)
• M10: 4,114,091 km (0.106 R)
• M11: 4,834,255 km (0.11 R)
• M12: 5,137,789 km (0.092 R)
• M13: 5,311,772 km (0.057 R)
• M14: 7,144,944 km (0.114 R)
• M15: 7,672,875 km (0.114 R)
• M16: 8,038,941 km (0.103 R)
• M17: 9,831,572 km (0.112 R)
• M18: 10,263,312 km (0.059 R)
• M19: 10,651,368 km (0.076 R)
• M20: 12,866,165 km (0.087 R)
• M21: 13,122,576 km (0.118 R)
• M22: 13,513,624 km (0.05 R)
• M23: 14,873,170 km (0.106 R)
• M24: 16,024,326 km (0.042 R)
• M25: 16,172,278 km (0.089 R)
• M26: 18,421,332 km (0.076 R)
• M27: 18,993,993 km (0.107 R)
• M28: 20,346,956 km (0.108 R)
• M29: 21,135,636 km (0.097 R)
• M30: 21,582,335 km (0.103 R)
• M31: 26,402,528 km (0.076 R)
• M32: 27,551,440 km (0.117 R)
• M33: 29,613,497 km (0.079 R)
• M34: 30,285,491 km (0.1 R)
• M35: 34,903,128 km (0.092 R)
• M36: 35,027,294 km (0.096 R)
• M37: 35,527,101 km (0.059 R)
• M38: 37,704,049 km (0.087 R)
• M39: 45,206,532 km (0.076 R)
• M40: 45,650,239 km (0.083 R)
• M41: 47,302,099 km (0.09 R)
• M42: 47,759,419 km (0.068 R)
• M43: 52,659,049 km (0.113 R)

Asteroid Belt

Center: 9.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.9

Radius: 6.8

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.75 AU - 10.45 AU

Year: 14114 Days

Day: 22.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,596,103 km

• M1: 84,672 km (0.103 R)
• M2: 359,783 km (0.119 R)
• M3: 845,378 km (0.103 R)
• M4: 1,169,257 km (0.071 R)
• M5: 2,194,152 km (0.051 R)
• M6: 2,768,458 km (0.114 R)
• M7: 3,010,956 km (0.117 R)
• M8: 3,878,923 km (0.105 R)
• M9: 4,240,501 km (0.095 R)
• M10: 4,716,073 km (0.048 R)
• M11: 5,259,861 km (0.117 R)
• M12: 5,495,627 km (0.116 R)
• M13: 7,558,732 km (0.096 R)
• M14: 8,302,831 km (0.119 R)
• M15: 8,998,910 km (0.089 R)
• M16: 9,583,240 km (0.072 R)
• M17: 10,454,049 km (0.06 R)
• M18: 13,134,843 km (0.098 R)
• M19: 13,950,151 km (0.074 R)
• M20: 14,402,984 km (0.074 R)
• M21: 14,932,411 km (0.046 R)
• M22: 17,107,265 km (0.087 R)
• M23: 18,929,666 km (0.117 R)
• M24: 20,296,242 km (0.111 R)
• M25: 21,299,595 km (0.092 R)
• M26: 22,335,710 km (0.079 R)
• M27: 22,777,323 km (0.056 R)
• M28: 25,838,245 km (0.06 R)
• M29: 26,916,696 km (0.095 R)
• M30: 32,761,934 km (0.085 R)
• M31: 36,039,174 km (0.107 R)
• M32: 40,434,509 km (0.082 R)
• M33: 43,100,044 km (0.12 R)
• M34: 43,921,935 km (0.107 R)
• M35: 45,455,911 km (0.111 R)
• M36: 45,880,321 km (0.037 R)
• M37: 46,307,422 km (0.108 R)
• M38: 47,025,193 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.5

Radius: 4.7

Gravity: 22.43 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 12.26 AU - 14.08 AU

Year: 21016 Days

Day: 16.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,596,103 km

• M1: 58,642 km (0.025 R)
• M2: 206,445 km (0.03 R)
• M3: 392,844 km (0.049 R)
• M4: 557,701 km (0.094 R)
• M5: 740,061 km (0.038 R)
• M6: 1,009,337 km (0.104 R)
• M7: 1,187,209 km (0.039 R)
• M8: 1,525,449 km (0.087 R)
• M9: 2,020,618 km (0.07 R)
• M10: 2,369,780 km (0.058 R)
• M11: 2,806,456 km (0.093 R)
• M12: 3,161,153 km (0.097 R)
• M13: 5,904,778 km (0.113 R)
• M14: 6,486,264 km (0.117 R)
• M15: 7,059,524 km (0.114 R)
• M16: 8,510,473 km (0.044 R)
• M17: 8,822,834 km (0.113 R)
• M18: 8,981,856 km (0.1 R)
• M19: 12,182,503 km (0.07 R)
• M20: 16,069,205 km (0.096 R)
• M21: 17,032,765 km (0.033 R)
• M22: 17,612,307 km (0.099 R)
• M23: 21,178,720 km (0.052 R)
• M24: 24,252,807 km (0.089 R)
• M25: 25,950,144 km (0.103 R)
• M26: 28,180,948 km (0.104 R)
• M27: 30,536,516 km (0.077 R)
• M28: 32,135,867 km (0.082 R)
• M29: 46,028,871 km (0.104 R)
• M30: 52,515,734 km (0.118 R)
• M31: 54,806,377 km (0.07 R)
• M32: 54,985,296 km (0.054 R)
• M33: 56,430,710 km (0.112 R)
• M34: 57,346,698 km (0.108 R)
• M35: 58,645,956 km (0.12 R)
• M36: 68,916,747 km (0.05 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 16,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit