🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.54 AU - 0.86 AU

Year: 214 Days

Day: 41 Hours

Environment

Temp: 170 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.71 AU - 1.05 AU

Year: 302 Days

Day: 37.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.77 AU - 1.23 AU

Year: 365 Days

Day: 38.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,435,107 km

• M1: 599,588 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.57 AU - 1.97 AU

Year: 860 Days

Day: 33.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,435,107 km

• M1: 42,336 km (0.067 R)

Asteroid Belt

Center: 3.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.2

Radius: 11.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.88 AU - 6.5 AU

Year: 5625 Days

Day: 11.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 62,435,107 km

• M1: 235,916 km (0.101 R)
• M2: 314,156 km (0.072 R)
• M3: 467,493 km (0.095 R)
• M4: 651,050 km (0.095 R)
• M5: 837,000 km (0.097 R)
• M6: 967,449 km (0.078 R)
• M7: 1,143,825 km (0.083 R)
• M8: 1,471,744 km (0.082 R)
• M9: 1,722,021 km (0.102 R)
• M10: 2,083,001 km (0.067 R)
• M11: 2,264,164 km (0.083 R)
• M12: 2,365,292 km (0.088 R)
• M13: 2,450,712 km (0.066 R)
• M14: 2,642,347 km (0.086 R)
• M15: 2,893,522 km (0.113 R)
• M16: 3,536,194 km (0.094 R)
• M17: 3,673,974 km (0.107 R)
• M18: 3,813,699 km (0.043 R)
• M19: 4,201,606 km (0.046 R)
• M20: 4,368,707 km (0.091 R)
• M21: 4,580,836 km (0.046 R)
• M22: 4,666,706 km (0.12 R)
• M23: 4,796,407 km (0.111 R)
• M24: 4,927,455 km (0.114 R)
• M25: 5,059,699 km (0.109 R)
• M26: 5,215,431 km (0.086 R)
• M27: 5,372,658 km (0.066 R)
• M28: 5,947,563 km (0.103 R)
• M29: 6,301,810 km (0.057 R)
• M30: 6,566,150 km (0.086 R)
• M31: 6,785,161 km (0.057 R)
• M32: 7,205,381 km (0.07 R)
• M33: 7,305,462 km (0.049 R)
• M34: 7,608,697 km (0.097 R)
• M35: 7,736,155 km (0.116 R)
• M36: 7,915,971 km (0.107 R)
• M37: 8,123,164 km (0.117 R)
• M38: 8,201,254 km (0.081 R)
• M39: 8,332,153 km (0.115 R)
• M40: 9,513,228 km (0.061 R)
• M41: 9,595,656 km (0.092 R)
• M42: 9,678,384 km (0.118 R)
• M43: 10,489,803 km (0.093 R)
• M44: 11,004,569 km (0.101 R)
• M45: 11,235,997 km (0.111 R)
• M46: 11,439,899 km (0.076 R)
• M47: 11,527,563 km (0.107 R)
• M48: 11,674,319 km (0.119 R)
• M49: 12,749,030 km (0.094 R)
• M50: 13,298,204 km (0.074 R)
• M51: 13,575,708 km (0.085 R)
• M52: 13,730,691 km (0.074 R)
• M53: 13,886,273 km (0.11 R)
• M54: 14,641,293 km (0.095 R)
• M55: 15,571,493 km (0.055 R)
• M56: 17,894,598 km (0.094 R)
• M57: 18,235,232 km (0.118 R)
• M58: 18,543,554 km (0.086 R)
• M59: 19,061,461 km (0.114 R)
• M60: 19,724,330 km (0.102 R)
• M61: 20,608,004 km (0.054 R)
• M62: 20,929,191 km (0.105 R)
• M63: 21,036,752 km (0.112 R)
• M64: 21,396,235 km (0.096 R)
• M65: 22,084,984 km (0.106 R)
• M66: 23,150,270 km (0.088 R)
• M67: 23,372,723 km (0.069 R)
• M68: 23,558,673 km (0.112 R)
• M69: 23,857,270 km (0.12 R)
• M70: 25,064,076 km (0.103 R)
• M71: 25,216,217 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112

Radius: 5.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.92 AU - 14.68 AU

Year: 16727 Days

Day: 15.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 62,435,107 km

• M1: 308,620 km (0.116 R)
• M2: 407,355 km (0.064 R)
• M3: 467,045 km (0.077 R)
• M4: 542,741 km (0.077 R)
• M5: 692,189 km (0.108 R)
• M6: 809,324 km (0.116 R)
• M7: 870,211 km (0.05 R)
• M8: 1,180,926 km (0.068 R)
• M9: 1,523,654 km (0.106 R)
• M10: 1,875,509 km (0.079 R)
• M11: 1,957,039 km (0.115 R)
• M12: 2,187,420 km (0.105 R)
• M13: 2,812,440 km (0.099 R)
• M14: 2,905,939 km (0.104 R)
• M15: 3,192,867 km (0.088 R)
• M16: 3,339,772 km (0.091 R)
• M17: 3,539,186 km (0.115 R)
• M18: 4,133,539 km (0.056 R)
• M19: 4,842,184 km (0.064 R)
• M20: 5,039,503 km (0.1 R)
• M21: 5,325,684 km (0.112 R)
• M22: 5,974,041 km (0.118 R)
• M23: 6,430,165 km (0.078 R)
• M24: 7,897,870 km (0.113 R)
• M25: 9,604,183 km (0.088 R)
• M26: 9,674,644 km (0.075 R)
• M27: 10,030,088 km (0.075 R)
• M28: 10,498,479 km (0.037 R)
• M29: 10,571,184 km (0.114 R)
• M30: 10,826,847 km (0.093 R)
• M31: 11,832,294 km (0.102 R)
• M32: 12,906,108 km (0.088 R)
• M33: 13,218,617 km (0.071 R)
• M34: 13,257,812 km (0.057 R)
• M35: 14,050,830 km (0.118 R)
• M36: 14,493,341 km (0.053 R)
• M37: 14,736,737 km (0.07 R)
• M38: 14,777,427 km (0.109 R)
• M39: 15,063,309 km (0.118 R)
• M40: 15,973,761 km (0.119 R)
• M41: 16,646,952 km (0.083 R)
• M42: 16,859,231 km (0.115 R)
• M43: 17,544,539 km (0.105 R)
• M44: 17,847,325 km (0.09 R)
• M45: 18,238,972 km (0.051 R)
• M46: 19,164,086 km (0.114 R)
• M47: 20,375,529 km (0.119 R)
• M48: 20,876,233 km (0.068 R)
• M49: 21,611,806 km (0.036 R)
• M50: 21,704,257 km (0.103 R)
• M51: 22,589,877 km (0.097 R)
• M52: 22,636,851 km (0.081 R)
• M53: 22,730,798 km (0.074 R)
• M54: 23,202,630 km (0.072 R)
• M55: 23,964,233 km (0.115 R)
• M56: 24,012,104 km (0.09 R)
• M57: 24,300,080 km (0.111 R)
• M58: 24,540,783 km (0.051 R)
• M59: 25,170,590 km (0.115 R)
• M60: 25,219,359 km (0.051 R)
• M61: 25,267,978 km (0.094 R)
• M62: 25,707,646 km (0.046 R)
• M63: 26,446,061 km (0.077 R)
• M64: 26,693,795 km (0.075 R)
• M65: 26,743,462 km (0.065 R)
• M66: 26,992,093 km (0.057 R)
• M67: 27,291,439 km (0.085 R)
• M68: 28,145,493 km (0.079 R)
• M69: 28,347,749 km (0.106 R)
• M70: 28,550,454 km (0.095 R)
• M71: 28,652,031 km (0.045 R)
• M72: 28,702,895 km (0.065 R)
• M73: 28,906,348 km (0.109 R)
• M74: 29,366,212 km (0.056 R)
• M75: 29,468,686 km (0.11 R)
• M76: 29,879,931 km (0.094 R)
• M77: 30,760,015 km (0.107 R)
• M78: 31,020,465 km (0.099 R)
• M79: 32,333,785 km (0.107 R)
• M80: 32,492,658 km (0.118 R)
• M81: 32,704,787 km (0.05 R)
• M82: 33,237,206 km (0.115 R)
• M83: 34,095,000 km (0.036 R)
• M84: 34,634,899 km (0.107 R)
• M85: 34,851,517 km (0.092 R)
• M86: 35,668,321 km (0.074 R)
• M87: 36,161,396 km (0.11 R)
• M88: 36,767,117 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.2

Radius: 6.3

Gravity: 15.58 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 12.14 AU - 18.98 AU

Year: 22418 Days

Day: 23.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 62,435,107 km

• M1: 106,364 km (0.096 R)
• M2: 238,758 km (0.081 R)
• M3: 373,097 km (0.043 R)
• M4: 575,353 km (0.092 R)
• M5: 1,302,100 km (0.091 R)
• M6: 1,577,958 km (0.067 R)
• M7: 1,739,075 km (0.082 R)
• M8: 1,871,918 km (0.094 R)
• M9: 3,539,486 km (0.078 R)
• M10: 3,966,438 km (0.064 R)
• M11: 4,455,025 km (0.053 R)
• M12: 5,246,846 km (0.09 R)
• M13: 5,391,058 km (0.1 R)
• M14: 5,732,590 km (0.108 R)
• M15: 6,591,282 km (0.089 R)
• M16: 6,694,954 km (0.081 R)
• M17: 6,747,014 km (0.097 R)
• M18: 7,168,132 km (0.11 R)
• M19: 7,706,385 km (0.116 R)
• M20: 8,146,502 km (0.064 R)
• M21: 8,878,783 km (0.082 R)
• M22: 8,993,375 km (0.04 R)
• M23: 9,166,011 km (0.077 R)
• M24: 9,573,366 km (0.037 R)
• M25: 9,690,800 km (0.107 R)
• M26: 9,749,742 km (0.067 R)
• M27: 10,769,401 km (0.113 R)
• M28: 12,202,100 km (0.092 R)
• M29: 13,168,203 km (0.077 R)
• M30: 14,292,730 km (0.106 R)
• M31: 14,764,562 km (0.12 R)
• M32: 15,310,295 km (0.079 R)
• M33: 15,793,047 km (0.041 R)
• M34: 16,210,874 km (0.096 R)
• M35: 16,915,181 km (0.093 R)
• M36: 18,353,864 km (0.093 R)
• M37: 19,087,791 km (0.114 R)
• M38: 20,735,761 km (0.078 R)
• M39: 20,964,047 km (0.118 R)
• M40: 21,730,886 km (0.047 R)
• M41: 23,608,638 km (0.108 R)
• M42: 24,326,110 km (0.111 R)
• M43: 25,293,709 km (0.092 R)
• M44: 26,356,153 km (0.114 R)
• M45: 28,187,231 km (0.067 R)
• M46: 29,801,242 km (0.109 R)
• M47: 30,231,037 km (0.115 R)
• M48: 30,662,776 km (0.072 R)
• M49: 30,836,160 km (0.09 R)
• M50: 31,357,958 km (0.074 R)
• M51: 32,058,225 km (0.081 R)
• M52: 32,586,755 km (0.09 R)
• M53: 32,675,167 km (0.096 R)
• M54: 33,295,998 km (0.117 R)
• M55: 33,920,719 km (0.108 R)
• M56: 35,818,218 km (0.1 R)
• M57: 36,092,132 km (0.063 R)
• M58: 37,194,519 km (0.072 R)
• M59: 38,962,466 km (0.108 R)
• M60: 39,620,697 km (0.08 R)
• M61: 39,715,093 km (0.082 R)
• M62: 40,187,822 km (0.039 R)
• M63: 40,377,512 km (0.026 R)
• M64: 41,521,637 km (0.088 R)
• M65: 42,097,589 km (0.119 R)
• M66: 43,063,542 km (0.04 R)
• M67: 43,160,631 km (0.039 R)
• M68: 44,918,855 km (0.079 R)
• M69: 46,104,119 km (0.07 R)
• M70: 46,302,635 km (0.103 R)
• M71: 46,501,451 km (0.078 R)
• M72: 47,399,637 km (0.081 R)
• M73: 48,505,165 km (0.11 R)
• M74: 49,415,917 km (0.101 R)
• M75: 50,741,503 km (0.095 R)
• M76: 51,049,077 km (0.109 R)
• M77: 51,151,850 km (0.088 R)
• M78: 52,389,025 km (0.089 R)
• M79: 52,803,710 km (0.045 R)
• M80: 53,011,352 km (0.079 R)
• M81: 54,998,161 km (0.074 R)
• M82: 55,842,043 km (0.116 R)
• M83: 57,009,355 km (0.115 R)
• M84: 60,341,797 km (0.087 R)
• M85: 60,667,771 km (0.048 R)
• M86: 62,196,063 km (0.087 R)
• M87: 62,525,178 km (0.118 R)
• M88: 64,290,433 km (0.104 R)
• M89: 65,179,194 km (0.086 R)
• M90: 65,848,345 km (0.099 R)
• M91: 68,321,647 km (0.032 R)
• M92: 69,911,274 km (0.089 R)
• M93: 70,825,167 km (0.095 R)
• M94: 71,054,201 km (0.083 R)
• M95: 72,203,263 km (0.1 R)
• M96: 72,433,793 km (0.086 R)
• M97: 73,590,334 km (0.098 R)
• M98: 76,038,653 km (0.043 R)
• M99: 78,158,305 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.4

Radius: 5.5

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.99 AU - 21.65 AU

Year: 26328 Days

Day: 24.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 62,435,107 km

• M1: 74,051 km (0.096 R)
• M2: 150,346 km (0.1 R)
• M3: 219,011 km (0.111 R)
• M4: 984,952 km (0.045 R)
• M5: 1,752,240 km (0.099 R)
• M6: 1,894,507 km (0.034 R)
• M7: 1,981,723 km (0.086 R)
• M8: 2,070,285 km (0.089 R)
• M9: 2,957,999 km (0.088 R)
• M10: 3,196,308 km (0.111 R)
• M11: 3,440,901 km (0.048 R)
• M12: 4,059,937 km (0.072 R)
• M13: 4,324,725 km (0.107 R)
• M14: 4,634,093 km (0.095 R)
• M15: 5,521,657 km (0.102 R)
• M16: 6,070,233 km (0.114 R)
• M17: 6,242,570 km (0.059 R)
• M18: 6,769,004 km (0.101 R)
• M19: 8,193,924 km (0.052 R)
• M20: 8,336,641 km (0.09 R)
• M21: 8,432,234 km (0.11 R)
• M22: 9,013,421 km (0.077 R)
• M23: 9,808,235 km (0.102 R)
• M24: 10,162,931 km (0.095 R)
• M25: 10,213,944 km (0.072 R)
• M26: 11,146,986 km (0.12 R)
• M27: 13,037,604 km (0.065 R)
• M28: 14,332,972 km (0.05 R)
• M29: 14,447,564 km (0.117 R)
• M30: 16,023,877 km (0.067 R)
• M31: 17,470,189 km (0.066 R)
• M32: 18,457,385 km (0.036 R)
• M33: 18,519,768 km (0.051 R)
• M34: 18,707,064 km (0.099 R)
• M35: 18,832,278 km (0.088 R)
• M36: 20,099,820 km (0.057 R)
• M37: 20,356,680 km (0.059 R)
• M38: 21,656,985 km (0.057 R)
• M39: 21,920,277 km (0.091 R)
• M40: 22,118,344 km (0.116 R)
• M41: 22,250,738 km (0.039 R)
• M42: 23,454,553 km (0.036 R)
• M43: 25,023,086 km (0.079 R)
• M44: 25,924,563 km (0.112 R)
• M45: 27,474,397 km (0.1 R)
• M46: 27,616,665 km (0.09 R)
• M47: 27,973,755 km (0.101 R)
• M48: 28,116,920 km (0.084 R)
• M49: 28,548,061 km (0.11 R)
• M50: 29,416,925 km (0.032 R)
• M51: 29,562,484 km (0.081 R)
• M52: 29,708,492 km (0.103 R)
• M53: 30,000,955 km (0.098 R)
• M54: 30,367,919 km (0.111 R)
• M55: 31,477,636 km (0.044 R)
• M56: 33,584,572 km (0.102 R)
• M57: 33,889,303 km (0.081 R)
• M58: 37,379,721 km (0.051 R)
• M59: 37,537,397 km (0.067 R)
• M60: 39,528,096 km (0.103 R)
• M61: 40,091,631 km (0.093 R)
• M62: 40,172,414 km (0.082 R)
• M63: 40,253,197 km (0.085 R)
• M64: 42,701,366 km (0.052 R)
• M65: 43,031,379 km (0.083 R)
• M66: 44,360,107 km (0.083 R)
• M67: 45,955,419 km (0.089 R)
• M68: 46,039,792 km (0.101 R)
• M69: 46,547,826 km (0.102 R)
• M70: 46,802,442 km (0.109 R)
• M71: 47,142,777 km (0.102 R)
• M72: 47,398,589 km (0.068 R)
• M73: 48,426,177 km (0.065 R)
• M74: 49,894,630 km (0.094 R)
• M75: 50,068,313 km (0.114 R)
• M76: 53,229,316 km (0.078 R)
• M77: 54,297,295 km (0.119 R)
• M78: 54,565,375 km (0.118 R)
• M79: 57,270,403 km (0.085 R)
• M80: 57,907,840 km (0.075 R)
• M81: 61,595,128 km (0.074 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: 206 - 19,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit