🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.46 AU - 0.62 AU

Year: 260 Days

Day: 46.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,390,305 km

• M1: 119,828 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.56 AU - 0.74 AU

Year: 344 Days

Day: 18.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 8

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.38 AU - 1.7 AU

Year: 1254 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 21,390,305 km

• M1: 131,945 km (0.071 R)
• M2: 215,122 km (0.058 R)
• M3: 287,228 km (0.074 R)
• M4: 348,413 km (0.068 R)
• M5: 411,245 km (0.086 R)
• M6: 482,752 km (0.04 R)
• M7: 550,221 km (0.094 R)
• M8: 705,504 km (0.102 R)
• M9: 828,922 km (0.102 R)
• M10: 1,030,580 km (0.041 R)
• M11: 1,114,504 km (0.097 R)
• M12: 1,189,303 km (0.098 R)
• M13: 1,423,873 km (0.108 R)
• M14: 1,492,837 km (0.109 R)
• M15: 1,549,984 km (0.096 R)
• M16: 1,614,460 km (0.083 R)
• M17: 1,732,792 km (0.036 R)
• M18: 1,813,276 km (0.066 R)
• M19: 1,867,729 km (0.075 R)
• M20: 1,929,663 km (0.054 R)
• M21: 2,119,503 km (0.091 R)
• M22: 2,315,476 km (0.098 R)
• M23: 2,397,007 km (0.095 R)
• M24: 2,456,995 km (0.071 R)
• M25: 2,601,357 km (0.108 R)
• M26: 2,693,958 km (0.118 R)
• M27: 2,748,562 km (0.113 R)
• M28: 2,858,815 km (0.049 R)
• M29: 3,051,348 km (0.073 R)
• M30: 3,108,195 km (0.095 R)
• M31: 3,165,491 km (0.046 R)
• M32: 3,239,691 km (0.108 R)
• M33: 3,389,888 km (0.096 R)
• M34: 3,440,452 km (0.072 R)
• M35: 3,697,311 km (0.11 R)
• M36: 3,749,371 km (0.118 R)
• M37: 3,907,197 km (0.092 R)
• M38: 3,969,131 km (0.081 R)
• M39: 4,229,281 km (0.079 R)
• M40: 4,302,136 km (0.119 R)
• M41: 4,356,888 km (0.074 R)
• M42: 4,495,117 km (0.058 R)
• M43: 4,880,182 km (0.102 R)
• M44: 4,966,201 km (0.083 R)
• M45: 5,227,099 km (0.103 R)
• M46: 5,403,625 km (0.087 R)
• M47: 5,641,934 km (0.1 R)
• M48: 5,792,729 km (0.103 R)
• M49: 5,965,065 km (0.081 R)
• M50: 6,077,563 km (0.091 R)
• M51: 6,180,486 km (0.11 R)
• M52: 6,408,922 km (0.116 R)
• M53: 6,492,697 km (0.089 R)
• M54: 6,671,915 km (0.1 R)
• M55: 6,884,793 km (0.108 R)
• M56: 7,002,826 km (0.097 R)
• M57: 7,056,831 km (0.074 R)
• M58: 7,394,024 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.8

Radius: 12.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.73 AU - 2.07 AU

Year: 1718 Days

Day: 10 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 21,390,305 km

• M1: 166,203 km (0.039 R)
• M2: 347,665 km (0.087 R)
• M3: 431,590 km (0.108 R)
• M4: 564,882 km (0.096 R)
• M5: 648,656 km (0.067 R)
• M6: 823,237 km (0.096 R)
• M7: 921,074 km (0.104 R)
• M8: 1,085,033 km (0.099 R)
• M9: 1,423,274 km (0.098 R)
• M10: 1,636,302 km (0.085 R)
• M11: 1,947,914 km (0.11 R)
• M12: 2,267,156 km (0.084 R)
• M13: 2,385,338 km (0.082 R)
• M14: 2,542,266 km (0.112 R)
• M15: 2,740,035 km (0.066 R)
• M16: 3,138,115 km (0.079 R)
• M17: 3,230,566 km (0.03 R)
• M18: 3,377,770 km (0.068 R)
• M19: 3,776,598 km (0.075 R)
• M20: 3,903,457 km (0.096 R)
• M21: 4,219,857 km (0.117 R)
• M22: 4,425,554 km (0.084 R)
• M23: 4,514,714 km (0.109 R)
• M24: 4,801,194 km (0.084 R)
• M25: 5,078,100 km (0.117 R)
• M26: 5,218,572 km (0.109 R)
• M27: 5,312,968 km (0.069 R)
• M28: 5,631,761 km (0.093 R)
• M29: 6,088,484 km (0.108 R)
• M30: 6,187,966 km (0.096 R)
• M31: 6,354,918 km (0.093 R)
• M32: 6,574,378 km (0.104 R)
• M33: 7,159,904 km (0.118 R)
• M34: 7,441,297 km (0.1 R)
• M35: 7,636,971 km (0.104 R)
• M36: 7,780,286 km (0.04 R)
• M37: 8,234,016 km (0.091 R)
• M38: 8,399,472 km (0.074 R)
• M39: 8,621,924 km (0.069 R)
• M40: 9,148,359 km (0.041 R)
• M41: 9,243,503 km (0.087 R)
• M42: 9,453,987 km (0.045 R)
• M43: 10,173,403 km (0.105 R)
• M44: 10,371,022 km (0.094 R)
• M45: 10,689,665 km (0.05 R)
• M46: 10,789,896 km (0.112 R)
• M47: 11,031,796 km (0.071 R)
• M48: 11,275,491 km (0.039 R)
• M49: 11,439,001 km (0.065 R)
• M50: 11,809,705 km (0.092 R)
• M51: 12,100,822 km (0.086 R)
• M52: 12,184,447 km (0.071 R)
• M53: 12,499,650 km (0.12 R)
• M54: 12,605,416 km (0.094 R)
• M55: 12,796,303 km (0.107 R)
• M56: 12,881,573 km (0.093 R)
• M57: 13,181,218 km (0.071 R)
• M58: 13,310,321 km (0.05 R)
• M59: 13,396,639 km (0.1 R)
• M60: 13,591,565 km (0.05 R)
• M61: 13,722,164 km (0.065 R)
• M62: 13,809,379 km (0.078 R)
• M63: 13,918,586 km (0.098 R)
• M64: 14,380,843 km (0.118 R)
• M65: 14,535,976 km (0.085 R)
• M66: 14,624,837 km (0.053 R)
• M67: 15,027,256 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 12.2

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.39 AU - 2.75 AU

Year: 2703 Days

Day: 14.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 21,390,305 km

• M1: 316,998 km (0.073 R)
• M2: 459,116 km (0.089 R)
• M3: 673,938 km (0.087 R)
• M4: 1,111,063 km (0.029 R)
• M5: 1,287,439 km (0.108 R)
• M6: 1,385,426 km (0.047 R)
• M7: 1,537,417 km (0.11 R)
• M8: 1,872,517 km (0.116 R)
• M9: 2,084,796 km (0.046 R)
• M10: 2,290,194 km (0.032 R)
• M11: 2,410,620 km (0.055 R)
• M12: 2,502,473 km (0.111 R)
• M13: 2,673,763 km (0.086 R)
• M14: 2,962,786 km (0.055 R)
• M15: 3,077,976 km (0.084 R)
• M16: 3,194,663 km (0.109 R)
• M17: 3,295,940 km (0.116 R)
• M18: 3,449,876 km (0.088 R)
• M19: 3,694,170 km (0.074 R)
• M20: 3,854,090 km (0.113 R)
• M21: 4,034,804 km (0.101 R)
• M22: 4,385,611 km (0.048 R)
• M23: 4,727,293 km (0.076 R)
• M24: 4,920,872 km (0.049 R)
• M25: 5,077,651 km (0.057 R)
• M26: 5,396,294 km (0.11 R)
• M27: 5,742,015 km (0.12 R)
• M28: 6,011,291 km (0.089 R)
• M29: 6,670,270 km (0.087 R)
• M30: 6,865,944 km (0.102 R)
• M31: 7,085,554 km (0.096 R)
• M32: 7,329,847 km (0.075 R)
• M33: 7,758,445 km (0.115 R)
• M34: 7,849,849 km (0.086 R)
• M35: 8,102,669 km (0.071 R)
• M36: 8,522,291 km (0.078 R)
• M37: 9,602,388 km (0.084 R)
• M38: 9,774,276 km (0.109 R)
• M39: 10,878,159 km (0.099 R)
• M40: 10,954,902 km (0.091 R)
• M41: 11,108,839 km (0.104 R)
• M42: 11,653,375 km (0.094 R)
• M43: 11,915,770 km (0.114 R)
• M44: 12,074,194 km (0.032 R)
• M45: 12,286,473 km (0.085 R)
• M46: 12,446,393 km (0.101 R)
• M47: 12,957,719 km (0.084 R)
• M48: 13,120,631 km (0.07 R)
• M49: 13,366,271 km (0.092 R)
• M50: 13,585,880 km (0.109 R)
• M51: 13,945,364 km (0.117 R)
• M52: 14,307,989 km (0.098 R)
• M53: 14,645,482 km (0.037 R)
• M54: 15,128,085 km (0.091 R)
• M55: 15,299,673 km (0.062 R)
• M56: 15,472,010 km (0.096 R)
• M57: 15,558,328 km (0.115 R)
• M58: 16,050,804 km (0.089 R)
• M59: 16,196,513 km (0.065 R)
• M60: 16,518,896 km (0.113 R)
• M61: 16,784,283 km (0.098 R)
• M62: 16,872,994 km (0.111 R)
• M63: 17,199,866 km (0.116 R)
• M64: 18,071,423 km (0.052 R)
• M65: 18,650,217 km (0.103 R)
• M66: 19,235,145 km (0.061 R)
• M67: 19,638,909 km (0.06 R)
• M68: 20,328,555 km (0.062 R)
• M69: 20,454,666 km (0.066 R)
• M70: 20,612,941 km (0.101 R)
• M71: 21,249,630 km (0.077 R)
• M72: 21,538,204 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.4

Radius: 13.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.7 AU - 3.22 AU

Year: 3341 Days

Day: 6.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 21,390,305 km

• M1: 183,706 km (0.107 R)
• M2: 375,042 km (0.055 R)
• M3: 610,958 km (0.088 R)
• M4: 701,913 km (0.099 R)
• M5: 977,024 km (0.074 R)
• M6: 1,149,061 km (0.064 R)
• M7: 1,244,505 km (0.104 R)
• M8: 1,376,151 km (0.072 R)
• M9: 1,466,807 km (0.053 R)
• M10: 1,630,467 km (0.046 R)
• M11: 1,862,793 km (0.116 R)
• M12: 2,158,847 km (0.117 R)
• M13: 2,252,046 km (0.119 R)
• M14: 2,554,234 km (0.059 R)
• M15: 2,724,626 km (0.089 R)
• M16: 2,928,229 km (0.101 R)
• M17: 3,061,969 km (0.114 R)
• M18: 3,167,436 km (0.116 R)
• M19: 3,274,099 km (0.109 R)
• M20: 3,664,998 km (0.06 R)
• M21: 4,037,946 km (0.114 R)
• M22: 4,372,447 km (0.096 R)
• M23: 5,068,525 km (0.079 R)
• M24: 5,631,911 km (0.08 R)
• M25: 5,836,711 km (0.113 R)
• M26: 6,100,900 km (0.04 R)
• M27: 6,388,427 km (0.068 R)
• M28: 6,602,203 km (0.051 R)
• M29: 7,439,951 km (0.032 R)
• M30: 7,706,086 km (0.029 R)
• M31: 8,823,582 km (0.094 R)
• M32: 9,105,574 km (0.119 R)
• M33: 9,346,426 km (0.055 R)
• M34: 9,522,952 km (0.027 R)
• M35: 10,036,521 km (0.113 R)
• M36: 10,172,057 km (0.086 R)
• M37: 10,285,452 km (0.083 R)
• M38: 10,812,485 km (0.093 R)
• M39: 11,418,805 km (0.093 R)
• M40: 11,536,689 km (0.063 R)
• M41: 11,631,384 km (0.089 R)
• M42: 11,726,229 km (0.025 R)
• M43: 11,845,159 km (0.104 R)
• M44: 12,036,345 km (0.078 R)
• M45: 12,276,749 km (0.105 R)
• M46: 12,762,344 km (0.112 R)
• M47: 12,884,715 km (0.106 R)
• M48: 13,106,120 km (0.113 R)
• M49: 13,229,538 km (0.074 R)
• M50: 13,353,405 km (0.065 R)
• M51: 13,677,285 km (0.052 R)
• M52: 14,003,857 km (0.078 R)
• M53: 14,155,399 km (0.117 R)
• M54: 14,895,759 km (0.061 R)
• M55: 15,076,473 km (0.106 R)
• M56: 15,205,876 km (0.08 R)
• M57: 15,832,391 km (0.098 R)
• M58: 16,254,856 km (0.062 R)
• M59: 16,895,434 km (0.105 R)
• M60: 17,110,705 km (0.11 R)
• M61: 17,299,947 km (0.109 R)
• M62: 17,517,013 km (0.093 R)
• M63: 18,091,170 km (0.105 R)
• M64: 18,339,203 km (0.117 R)
• M65: 18,616,109 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.9

Radius: 11.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.19 AU - 4.11 AU

Year: 4575 Days

Day: 12.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 21,390,305 km

• M1: 174,730 km (0.067 R)
• M2: 251,624 km (0.071 R)
• M3: 384,317 km (0.12 R)
• M4: 490,681 km (0.09 R)
• M5: 673,190 km (0.07 R)
• M6: 758,910 km (0.095 R)
• M7: 1,040,902 km (0.095 R)
• M8: 1,224,010 km (0.116 R)
• M9: 1,405,622 km (0.099 R)
• M10: 1,506,301 km (0.043 R)
• M11: 1,675,347 km (0.116 R)
• M12: 1,823,448 km (0.115 R)
• M13: 2,104,094 km (0.092 R)
• M14: 2,234,992 km (0.12 R)
• M15: 2,444,280 km (0.049 R)
• M16: 2,979,391 km (0.119 R)
• M17: 3,061,221 km (0.109 R)
• M18: 3,294,295 km (0.092 R)
• M19: 3,550,556 km (0.109 R)
• M20: 3,866,806 km (0.056 R)
• M21: 4,173,930 km (0.034 R)
• M22: 5,044,590 km (0.073 R)
• M23: 5,561,301 km (0.062 R)
• M24: 6,241,522 km (0.102 R)
• M25: 6,495,540 km (0.065 R)
• M26: 6,623,745 km (0.09 R)
• M27: 6,882,848 km (0.118 R)
• M28: 7,035,438 km (0.089 R)
• M29: 7,322,068 km (0.107 R)
• M30: 8,389,897 km (0.06 R)
• M31: 8,483,097 km (0.109 R)
• M32: 8,576,596 km (0.09 R)
• M33: 8,717,517 km (0.086 R)
• M34: 8,906,459 km (0.047 R)
• M35: 9,240,660 km (0.092 R)
• M36: 9,409,257 km (0.085 R)
• M37: 9,872,113 km (0.106 R)
• M38: 9,970,548 km (0.115 R)
• M39: 10,193,150 km (0.079 R)
• M40: 10,342,449 km (0.099 R)
• M41: 10,467,513 km (0.113 R)
• M42: 10,668,572 km (0.105 R)
• M43: 11,176,756 km (0.072 R)
• M44: 11,330,842 km (0.053 R)
• M45: 11,615,078 km (0.116 R)
• M46: 11,875,378 km (0.082 R)
• M47: 12,349,155 km (0.08 R)
• M48: 12,428,741 km (0.07 R)
• M49: 12,508,327 km (0.099 R)
• M50: 12,882,770 km (0.116 R)
• M51: 12,963,403 km (0.117 R)
• M52: 13,233,577 km (0.116 R)
• M53: 13,642,428 km (0.091 R)
• M54: 14,249,496 km (0.12 R)
• M55: 14,556,322 km (0.111 R)
• M56: 14,696,644 km (0.079 R)
• M57: 15,575,981 km (0.042 R)
• M58: 15,805,763 km (0.051 R)
• M59: 16,941,660 km (0.062 R)
• M60: 17,445,056 km (0.038 R)
• M61: 17,623,826 km (0.049 R)
• M62: 17,743,355 km (0.069 R)
• M63: 18,073,667 km (0.071 R)
• M64: 18,345,336 km (0.1 R)
• M65: 18,436,142 km (0.04 R)
• M66: 18,831,679 km (0.097 R)
• M67: 19,015,086 km (0.113 R)
• M68: 19,445,629 km (0.106 R)
• M69: 19,631,130 km (0.091 R)
• M70: 20,034,895 km (0.084 R)
• M71: 20,284,873 km (0.093 R)
• M72: 20,567,164 km (0.027 R)
• M73: 20,850,951 km (0.104 R)
• M74: 21,009,076 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 18,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit