🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.65 AU - 0.65 AU

Year: 333 Days

Day: 34.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,399,030 km

• M1: 263,741 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.1

Radius: 13.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.59 AU - 0.97 AU

Year: 438 Days

Day: 7.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 28,399,030 km

• M1: 165,156 km (0.044 R)
• M2: 258,804 km (0.063 R)
• M3: 357,090 km (0.103 R)
• M4: 465,399 km (0.053 R)
• M5: 596,447 km (0.111 R)
• M6: 707,748 km (0.105 R)
• M7: 800,049 km (0.056 R)
• M8: 911,350 km (0.084 R)
• M9: 1,018,313 km (0.059 R)
• M10: 1,208,900 km (0.063 R)
• M11: 1,305,989 km (0.081 R)
• M12: 1,389,166 km (0.061 R)
• M13: 1,503,010 km (0.089 R)
• M14: 1,596,508 km (0.097 R)
• M15: 1,777,372 km (0.073 R)
• M16: 1,889,272 km (0.049 R)
• M17: 1,971,550 km (0.107 R)
• M18: 2,120,400 km (0.117 R)
• M19: 2,272,990 km (0.078 R)
• M20: 2,401,943 km (0.095 R)
• M21: 2,526,409 km (0.098 R)
• M22: 2,681,691 km (0.113 R)
• M23: 2,782,072 km (0.118 R)
• M24: 2,869,287 km (0.087 R)
• M25: 3,038,931 km (0.08 R)
• M26: 3,227,125 km (0.104 R)
• M27: 3,311,199 km (0.114 R)
• M28: 3,427,138 km (0.068 R)
• M29: 3,623,410 km (0.1 R)
• M30: 3,742,939 km (0.108 R)
• M31: 3,839,579 km (0.089 R)
• M32: 3,928,889 km (0.083 R)
• M33: 4,301,537 km (0.08 R)
• M34: 4,419,869 km (0.12 R)
• M35: 4,530,721 km (0.117 R)
• M36: 4,642,471 km (0.055 R)
• M37: 4,860,136 km (0.115 R)
• M38: 4,965,901 km (0.054 R)
• M39: 5,125,821 km (0.051 R)
• M40: 5,432,796 km (0.065 R)
• M41: 5,690,105 km (0.109 R)
• M42: 5,951,452 km (0.117 R)
• M43: 6,045,848 km (0.1 R)
• M44: 6,207,264 km (0.078 R)
• M45: 6,322,156 km (0.107 R)
• M46: 6,486,264 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.1

Radius: 11.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.85 AU - 0.89 AU

Year: 516 Days

Day: 13 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 28,399,030 km

• M1: 144,661 km (0.1 R)
• M2: 222,452 km (0.12 R)
• M3: 297,550 km (0.104 R)
• M4: 398,230 km (0.12 R)
• M5: 517,459 km (0.059 R)
• M6: 638,185 km (0.096 R)
• M7: 724,652 km (0.073 R)
• M8: 822,788 km (0.116 R)
• M9: 941,120 km (0.069 R)
• M10: 1,089,521 km (0.109 R)
• M11: 1,191,697 km (0.084 R)
• M12: 1,275,920 km (0.12 R)
• M13: 1,406,220 km (0.088 R)
• M14: 1,573,321 km (0.066 R)
• M15: 1,704,369 km (0.09 R)
• M16: 1,878,351 km (0.084 R)
• M17: 1,957,638 km (0.054 R)
• M18: 2,083,749 km (0.068 R)
• M19: 2,166,028 km (0.061 R)
• M20: 2,286,155 km (0.057 R)
• M21: 2,360,505 km (0.118 R)
• M22: 2,462,680 km (0.085 R)
• M23: 2,693,809 km (0.117 R)
• M24: 2,789,402 km (0.116 R)
• M25: 3,065,709 km (0.103 R)
• M26: 3,207,229 km (0.075 R)
• M27: 3,350,992 km (0.089 R)
• M28: 3,460,199 km (0.05 R)
• M29: 3,645,102 km (0.059 R)
• M30: 3,757,450 km (0.099 R)
• M31: 3,852,145 km (0.096 R)
• M32: 3,934,723 km (0.094 R)
• M33: 4,011,617 km (0.108 R)
• M34: 4,101,824 km (0.118 R)
• M35: 4,218,959 km (0.077 R)
• M36: 4,403,413 km (0.072 R)
• M37: 4,610,606 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.8

Radius: 12

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.15 AU - 1.61 AU

Year: 1031 Days

Day: 12.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 148.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 28,399,030 km

• M1: 150,944 km (0.111 R)
• M2: 265,835 km (0.036 R)
• M3: 357,240 km (0.09 R)
• M4: 455,226 km (0.101 R)
• M5: 623,973 km (0.12 R)
• M6: 720,164 km (0.044 R)
• M7: 981,512 km (0.118 R)
• M8: 1,061,995 km (0.07 R)
• M9: 1,215,931 km (0.106 R)
• M10: 1,355,207 km (0.086 R)
• M11: 1,453,643 km (0.069 R)
• M12: 1,570,329 km (0.099 R)
• M13: 1,723,068 km (0.103 R)
• M14: 1,863,840 km (0.106 R)
• M15: 2,017,327 km (0.073 R)
• M16: 2,184,129 km (0.107 R)
• M17: 2,291,839 km (0.05 R)
• M18: 2,494,096 km (0.106 R)
• M19: 2,683,038 km (0.104 R)
• M20: 2,789,103 km (0.098 R)
• M21: 2,945,881 km (0.056 R)
• M22: 3,035,490 km (0.072 R)
• M23: 3,156,216 km (0.106 R)
• M24: 3,340,520 km (0.09 R)
• M25: 3,549,509 km (0.061 R)
• M26: 3,860,223 km (0.053 R)
• M27: 4,024,632 km (0.075 R)
• M28: 4,213,574 km (0.079 R)
• M29: 4,292,262 km (0.077 R)
• M30: 4,704,853 km (0.104 R)
• M31: 4,845,325 km (0.105 R)
• M32: 5,082,438 km (0.036 R)
• M33: 5,190,448 km (0.07 R)
• M34: 5,311,323 km (0.101 R)
• M35: 5,543,648 km (0.08 R)
• M36: 5,704,466 km (0.111 R)
• M37: 5,804,248 km (0.099 R)
• M38: 6,145,481 km (0.095 R)
• M39: 6,532,191 km (0.037 R)
• M40: 6,768,107 km (0.117 R)
• M41: 6,966,922 km (0.1 R)
• M42: 7,060,272 km (0.056 R)
• M43: 7,140,755 km (0.104 R)
• M44: 7,261,929 km (0.051 R)
• M45: 7,397,465 km (0.09 R)
• M46: 7,547,362 km (0.111 R)
• M47: 7,629,641 km (0.116 R)
• M48: 7,919,861 km (0.1 R)
• M49: 8,440,162 km (0.106 R)
• M50: 8,568,517 km (0.111 R)
• M51: 8,668,598 km (0.101 R)
• M52: 8,928,151 km (0.039 R)
• M53: 9,131,753 km (0.116 R)
• M54: 9,234,078 km (0.108 R)
• M55: 9,528,636 km (0.057 R)
• M56: 9,677,187 km (0.115 R)
• M57: 10,036,671 km (0.107 R)
• M58: 10,248,501 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.9

Radius: 10.5

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.45 AU - 1.85 AU

Year: 1348 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 28,399,030 km

• M1: 141,968 km (0.083 R)
• M2: 254,167 km (0.078 R)
• M3: 322,533 km (0.058 R)
• M4: 433,535 km (0.117 R)
• M5: 560,394 km (0.102 R)
• M6: 652,845 km (0.1 R)
• M7: 1,003,802 km (0.076 R)
• M8: 1,094,159 km (0.055 R)
• M9: 1,248,394 km (0.071 R)
• M10: 1,437,785 km (0.098 R)
• M11: 1,675,646 km (0.1 R)
• M12: 1,744,610 km (0.071 R)
• M13: 1,936,844 km (0.117 R)
• M14: 2,019,870 km (0.062 R)
• M15: 2,114,716 km (0.099 R)
• M16: 2,265,361 km (0.068 R)
• M17: 2,353,175 km (0.104 R)
• M18: 2,430,816 km (0.027 R)
• M19: 2,762,175 km (0.063 R)
• M20: 2,867,941 km (0.088 R)
• M21: 2,999,138 km (0.094 R)
• M22: 3,108,045 km (0.055 R)
• M23: 3,242,833 km (0.108 R)
• M24: 3,620,568 km (0.107 R)
• M25: 4,052,457 km (0.081 R)
• M26: 4,213,574 km (0.088 R)
• M27: 4,308,718 km (0.117 R)
• M28: 4,404,311 km (0.106 R)
• M29: 4,473,276 km (0.093 R)
• M30: 4,724,002 km (0.093 R)
• M31: 4,879,583 km (0.109 R)
• M32: 5,137,789 km (0.099 R)
• M33: 5,239,366 km (0.052 R)
• M34: 5,415,144 km (0.094 R)
• M35: 5,489,045 km (0.119 R)
• M36: 5,818,011 km (0.101 R)
• M37: 6,184,226 km (0.095 R)
• M38: 6,370,027 km (0.098 R)
• M39: 6,479,383 km (0.054 R)
• M40: 6,955,104 km (0.099 R)
• M41: 7,099,915 km (0.04 R)
• M42: 7,213,460 km (0.073 R)
• M43: 7,376,521 km (0.06 R)
• M44: 7,507,868 km (0.098 R)
• M45: 7,639,963 km (0.089 R)
• M46: 7,923,302 km (0.061 R)
• M47: 8,007,226 km (0.112 R)
• M48: 8,091,599 km (0.088 R)
• M49: 8,431,785 km (0.111 R)
• M50: 8,534,708 km (0.099 R)
• M51: 8,776,608 km (0.063 R)
• M52: 9,587,428 km (0.11 R)
• M53: 9,748,994 km (0.119 R)
• M54: 9,929,409 km (0.111 R)
• M55: 10,458,986 km (0.039 R)
• M56: 10,643,739 km (0.073 R)
• M57: 10,848,239 km (0.091 R)
• M58: 10,997,837 km (0.049 R)
• M59: 11,148,033 km (0.064 R)
• M60: 11,412,522 km (0.047 R)
• M61: 12,413,332 km (0.101 R)
• M62: 12,491,572 km (0.12 R)
• M63: 12,727,039 km (0.107 R)
• M64: 12,825,474 km (0.087 R)
• M65: 12,983,749 km (0.099 R)
• M66: 13,202,311 km (0.095 R)
• M67: 13,422,071 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.2

Radius: 14.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.68 AU - 2.5 AU

Year: 1921 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 28,399,030 km

• M1: 193,430 km (0.086 R)
• M2: 372,200 km (0.119 R)
• M3: 467,793 km (0.108 R)
• M4: 558,150 km (0.069 R)
• M5: 665,711 km (0.086 R)
• M6: 762,052 km (0.034 R)
• M7: 885,021 km (0.102 R)
• M8: 1,009,935 km (0.095 R)
• M9: 1,147,416 km (0.105 R)
• M10: 1,255,126 km (0.102 R)
• M11: 1,366,427 km (0.088 R)
• M12: 1,573,171 km (0.096 R)
• M13: 1,755,980 km (0.088 R)
• M14: 2,173,358 km (0.103 R)
• M15: 2,324,751 km (0.11 R)
• M16: 2,464,027 km (0.118 R)
• M17: 2,558,572 km (0.108 R)
• M18: 2,718,792 km (0.042 R)
• M19: 2,841,312 km (0.087 R)
• M20: 2,974,155 km (0.11 R)
• M21: 3,117,470 km (0.1 R)
• M22: 3,332,592 km (0.113 R)
• M23: 3,446,585 km (0.111 R)
• M24: 3,597,530 km (0.114 R)
• M25: 3,714,366 km (0.066 R)
• M26: 3,980,051 km (0.101 R)
• M27: 4,091,801 km (0.093 R)
• M28: 4,375,738 km (0.113 R)
• M29: 4,549,421 km (0.062 R)
• M30: 4,705,601 km (0.109 R)
• M31: 5,094,107 km (0.034 R)
• M32: 5,338,400 km (0.107 R)
• M33: 5,534,672 km (0.084 R)
• M34: 6,408,773 km (0.073 R)
• M35: 6,507,358 km (0.057 R)
• M36: 6,650,673 km (0.11 R)
• M37: 6,750,604 km (0.091 R)
• M38: 7,030,651 km (0.07 R)
• M39: 7,177,855 km (0.076 R)
• M40: 7,660,309 km (0.032 R)
• M41: 7,928,986 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633

Radius: 11.4

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.69 AU - 3.45 AU

Year: 3420 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 28,399,030 km

• M1: 152,291 km (0.059 R)
• M2: 316,549 km (0.118 R)
• M3: 450,589 km (0.109 R)
• M4: 535,261 km (0.104 R)
• M5: 684,410 km (0.089 R)
• M6: 785,389 km (0.09 R)
• M7: 1,156,691 km (0.084 R)
• M8: 1,676,394 km (0.027 R)
• M9: 2,156,154 km (0.109 R)
• M10: 2,612,128 km (0.084 R)
• M11: 2,693,809 km (0.093 R)
• M12: 2,826,353 km (0.063 R)
• M13: 2,995,249 km (0.103 R)
• M14: 3,167,436 km (0.079 R)
• M15: 3,594,238 km (0.06 R)
• M16: 3,907,646 km (0.062 R)
• M17: 4,326,670 km (0.063 R)
• M18: 4,541,492 km (0.113 R)
• M19: 4,961,713 km (0.106 R)
• M20: 5,227,997 km (0.105 R)
• M21: 5,562,348 km (0.102 R)
• M22: 5,882,338 km (0.111 R)
• M23: 5,968,656 km (0.096 R)
• M24: 6,098,956 km (0.118 R)
• M25: 6,186,321 km (0.042 R)
• M26: 6,274,135 km (0.117 R)
• M27: 6,562,410 km (0.056 R)
• M28: 6,652,019 km (0.09 R)
• M29: 7,360,066 km (0.052 R)
• M30: 7,453,265 km (0.067 R)
• M31: 7,901,161 km (0.102 R)
• M32: 8,020,391 km (0.052 R)
• M33: 8,140,368 km (0.1 R)
• M34: 8,236,709 km (0.095 R)
• M35: 8,381,969 km (0.09 R)
• M36: 8,699,715 km (0.083 R)
• M37: 8,847,667 km (0.079 R)
• M38: 8,946,701 km (0.082 R)
• M39: 9,346,875 km (0.101 R)
• M40: 9,549,281 km (0.058 R)
• M41: 10,035,474 km (0.099 R)
• M42: 10,582,404 km (0.032 R)
• M43: 10,661,391 km (0.116 R)
• M44: 10,793,337 km (0.061 R)
• M45: 11,488,518 km (0.091 R)
• M46: 11,814,193 km (0.036 R)
• M47: 11,978,302 km (0.104 R)
• M48: 12,087,957 km (0.105 R)
• M49: 12,253,262 km (0.112 R)
• M50: 12,502,642 km (0.102 R)
• M51: 12,950,089 km (0.05 R)
• M52: 13,317,502 km (0.037 R)
• M53: 13,459,769 km (0.109 R)
• M54: 13,918,287 km (0.11 R)
• M55: 14,004,754 km (0.049 R)
• M56: 14,674,354 km (0.078 R)
• M57: 15,116,715 km (0.088 R)
• M58: 15,683,242 km (0.08 R)
• M59: 16,226,432 km (0.089 R)
• M60: 16,317,537 km (0.073 R)
• M61: 16,408,792 km (0.12 R)
• M62: 16,591,900 km (0.107 R)
• M63: 16,683,753 km (0.113 R)
• M64: 16,775,756 km (0.059 R)
• M65: 16,960,210 km (0.087 R)
• M66: 17,083,628 km (0.113 R)
• M67: 17,300,246 km (0.068 R)
• M68: 17,642,376 km (0.101 R)
• M69: 17,955,484 km (0.079 R)
• M70: 18,460,228 km (0.057 R)
• M71: 18,555,372 km (0.098 R)
• M72: 19,194,005 km (0.119 R)
• M73: 19,515,940 km (0.063 R)
• M74: 19,774,894 km (0.112 R)
• M75: 20,197,957 km (0.093 R)
• M76: 21,752,727 km (0.079 R)
• M77: 22,189,553 km (0.105 R)
• M78: 22,629,221 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.4

Radius: 5.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6 AU - 9.88 AU

Year: 14225 Days

Day: 24.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 28,399,030 km

• M1: 87,365 km (0.104 R)
• M2: 268,827 km (0.104 R)
• M3: 569,519 km (0.112 R)
• M4: 720,314 km (0.117 R)
• M5: 756,965 km (0.094 R)
• M6: 909,854 km (0.057 R)
• M7: 1,456,934 km (0.093 R)
• M8: 1,746,106 km (0.115 R)
• M9: 2,088,237 km (0.11 R)
• M10: 3,398,265 km (0.117 R)
• M11: 3,801,581 km (0.074 R)
• M12: 4,108,406 km (0.09 R)
• M13: 4,886,465 km (0.058 R)
• M14: 5,123,877 km (0.12 R)
• M15: 5,438,032 km (0.051 R)
• M16: 7,127,441 km (0.038 R)
• M17: 7,586,856 km (0.106 R)
• M18: 7,889,343 km (0.093 R)
• M19: 8,935,182 km (0.085 R)
• M20: 9,518,464 km (0.072 R)
• M21: 9,874,357 km (0.097 R)
• M22: 10,054,024 km (0.056 R)
• M23: 10,295,026 km (0.118 R)
• M24: 12,163,354 km (0.067 R)
• M25: 13,201,713 km (0.057 R)
• M26: 13,300,447 km (0.096 R)
• M27: 13,965,410 km (0.091 R)
• M28: 14,200,727 km (0.11 R)
• M29: 14,403,433 km (0.079 R)
• M30: 14,675,252 km (0.119 R)
• M31: 14,982,975 km (0.096 R)
• M32: 15,570,146 km (0.057 R)
• M33: 15,779,135 km (0.091 R)
• M34: 17,304,135 km (0.083 R)
• M35: 18,322,298 km (0.093 R)
• M36: 18,875,511 km (0.065 R)
• M37: 19,247,561 km (0.096 R)
• M38: 19,546,757 km (0.08 R)
• M39: 21,336,097 km (0.086 R)
• M40: 21,918,033 km (0.077 R)
• M41: 22,152,303 km (0.104 R)
• M42: 22,387,321 km (0.098 R)
• M43: 23,216,692 km (0.109 R)
• M44: 23,855,325 km (0.098 R)
• M45: 23,895,417 km (0.085 R)
• M46: 24,661,658 km (0.081 R)
• M47: 25,517,806 km (0.097 R)
• M48: 25,599,936 km (0.093 R)
• M49: 25,764,344 km (0.1 R)
• M50: 26,966,512 km (0.111 R)
• M51: 27,637,459 km (0.111 R)
• M52: 27,721,832 km (0.115 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: 386 - 17,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit