🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.7 AU - 0.8 AU

Year: 235 Days

Day: 13.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.88 AU - 1.1 AU

Year: 356 Days

Day: 34.1 Hours

Environment

Temp: 40 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,038,412 km

• M1: 225,444 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.36 AU - 2.02 AU

Year: 795 Days

Day: 31.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.78 AU - 2.42 AU

Year: 1101 Days

Day: 24.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.09 AU - 3.77 AU

Year: 2297 Days

Day: 30.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,038,412 km

• M1: 369,956 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.5

Radius: 13

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.28 AU - 5.7 AU

Year: 4652 Days

Day: 9.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 42,038,412 km

• M1: 168,447 km (0.101 R)
• M2: 306,676 km (0.099 R)
• M3: 398,678 km (0.088 R)
• M4: 495,169 km (0.06 R)
• M5: 643,420 km (0.113 R)
• M6: 1,238,970 km (0.119 R)
• M7: 1,378,844 km (0.071 R)
• M8: 1,721,124 km (0.058 R)
• M9: 2,259,377 km (0.1 R)
• M10: 2,701,139 km (0.102 R)
• M11: 2,811,243 km (0.106 R)
• M12: 3,267,068 km (0.063 R)
• M13: 3,726,034 km (0.04 R)
• M14: 3,849,153 km (0.102 R)
• M15: 4,057,393 km (0.102 R)
• M16: 4,141,767 km (0.114 R)
• M17: 4,485,243 km (0.113 R)
• M18: 4,838,145 km (0.079 R)
• M19: 5,108,767 km (0.065 R)
• M20: 5,407,664 km (0.116 R)
• M21: 5,688,609 km (0.071 R)
• M22: 5,902,534 km (0.116 R)
• M23: 6,338,462 km (0.072 R)
• M24: 6,461,431 km (0.095 R)
• M25: 6,609,982 km (0.087 R)
• M26: 7,011,951 km (0.064 R)
• M27: 7,318,627 km (0.071 R)
• M28: 7,473,610 km (0.081 R)
• M29: 7,603,611 km (0.046 R)
• M30: 8,372,694 km (0.118 R)
• M31: 8,589,311 km (0.05 R)
• M32: 8,698,219 km (0.039 R)
• M33: 9,194,435 km (0.117 R)
• M34: 9,389,810 km (0.116 R)
• M35: 9,728,050 km (0.117 R)
• M36: 10,416,799 km (0.027 R)
• M37: 10,737,686 km (0.074 R)
• M38: 10,884,591 km (0.099 R)
• M39: 11,359,415 km (0.096 R)
• M40: 11,479,093 km (0.115 R)
• M41: 11,569,301 km (0.055 R)
• M42: 11,962,444 km (0.095 R)
• M43: 12,421,560 km (0.103 R)
• M44: 12,824,128 km (0.087 R)
• M45: 13,388,710 km (0.079 R)
• M46: 13,769,736 km (0.089 R)
• M47: 14,186,366 km (0.075 R)
• M48: 14,412,558 km (0.104 R)
• M49: 15,927,984 km (0.109 R)
• M50: 16,365,558 km (0.118 R)
• M51: 16,500,944 km (0.065 R)
• M52: 16,602,671 km (0.053 R)
• M53: 16,704,697 km (0.065 R)
• M54: 16,909,347 km (0.087 R)
• M55: 17,562,940 km (0.111 R)
• M56: 17,840,593 km (0.037 R)
• M57: 17,980,018 km (0.051 R)
• M58: 18,154,749 km (0.047 R)
• M59: 18,330,077 km (0.05 R)
• M60: 18,753,140 km (0.098 R)
• M61: 18,965,868 km (0.05 R)
• M62: 19,680,797 km (0.116 R)
• M63: 19,824,859 km (0.097 R)
• M64: 20,623,413 km (0.075 R)
• M65: 22,514,928 km (0.095 R)
• M66: 22,627,875 km (0.084 R)
• M67: 22,778,819 km (0.101 R)
• M68: 23,653,368 km (0.114 R)
• M69: 24,306,812 km (0.094 R)
• M70: 24,849,403 km (0.058 R)
• M71: 25,161,165 km (0.061 R)
• M72: 25,710,040 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 10.8

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.54 AU - 6.54 AU

Year: 4716 Days

Day: 10.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 42,038,412 km

• M1: 154,235 km (0.108 R)
• M2: 265,087 km (0.104 R)
• M3: 365,916 km (0.118 R)
• M4: 951,442 km (0.036 R)
• M5: 1,056,759 km (0.099 R)
• M6: 1,279,810 km (0.118 R)
• M7: 1,382,434 km (0.073 R)
• M8: 1,564,943 km (0.118 R)
• M9: 1,643,333 km (0.072 R)
• M10: 1,804,300 km (0.058 R)
• M11: 1,920,238 km (0.094 R)
• M12: 2,090,331 km (0.092 R)
• M13: 2,667,779 km (0.081 R)
• M14: 2,743,475 km (0.102 R)
• M15: 2,877,515 km (0.117 R)
• M16: 2,974,604 km (0.108 R)
• M17: 3,152,326 km (0.113 R)
• M18: 3,539,037 km (0.081 R)
• M19: 4,335,496 km (0.118 R)
• M20: 4,742,552 km (0.076 R)
• M21: 5,233,233 km (0.081 R)
• M22: 5,740,070 km (0.095 R)
• M23: 6,086,689 km (0.087 R)
• M24: 6,187,069 km (0.108 R)
• M25: 6,748,659 km (0.095 R)
• M26: 7,114,576 km (0.081 R)
• M27: 7,300,077 km (0.111 R)
• M28: 7,648,640 km (0.036 R)
• M29: 7,729,872 km (0.108 R)
• M30: 7,838,629 km (0.079 R)
• M31: 8,030,264 km (0.079 R)
• M32: 8,168,044 km (0.048 R)
• M33: 8,783,789 km (0.119 R)
• M34: 8,982,754 km (0.089 R)
• M35: 9,269,682 km (0.094 R)
• M36: 10,208,260 km (0.111 R)
• M37: 10,537,973 km (0.098 R)
• M38: 11,176,906 km (0.077 R)
• M39: 11,454,709 km (0.053 R)
• M40: 11,703,490 km (0.08 R)
• M41: 12,016,898 km (0.104 R)
• M42: 12,143,158 km (0.114 R)
• M43: 12,396,876 km (0.08 R)
• M44: 13,006,488 km (0.113 R)
• M45: 13,494,626 km (0.093 R)
• M46: 13,625,823 km (0.072 R)
• M47: 13,922,625 km (0.095 R)
• M48: 14,690,661 km (0.063 R)
• M49: 14,791,789 km (0.113 R)
• M50: 14,859,407 km (0.051 R)
• M51: 15,267,211 km (0.099 R)
• M52: 15,369,685 km (0.101 R)
• M53: 15,678,605 km (0.089 R)
• M54: 16,093,739 km (0.12 R)
• M55: 16,198,158 km (0.096 R)
• M56: 16,442,452 km (0.103 R)
• M57: 17,111,902 km (0.074 R)
• M58: 17,289,475 km (0.076 R)
• M59: 17,790,179 km (0.111 R)
• M60: 18,042,401 km (0.092 R)
• M61: 18,114,657 km (0.096 R)
• M62: 18,805,948 km (0.093 R)
• M63: 19,062,808 km (0.105 R)
• M64: 19,468,816 km (0.107 R)
• M65: 19,914,917 km (0.117 R)
• M66: 20,139,314 km (0.115 R)
• M67: 20,855,290 km (0.087 R)
• M68: 21,045,129 km (0.105 R)
• M69: 21,464,751 km (0.063 R)
• M70: 22,273,477 km (0.072 R)
• M71: 22,428,610 km (0.107 R)
• M72: 22,623,088 km (0.091 R)
• M73: 22,857,208 km (0.088 R)
• M74: 23,052,882 km (0.054 R)
• M75: 23,446,025 km (0.116 R)
• M76: 24,478,550 km (0.049 R)
• M77: 25,404,112 km (0.082 R)
• M78: 26,095,703 km (0.086 R)
• M79: 26,341,343 km (0.105 R)
• M80: 26,587,581 km (0.054 R)
• M81: 26,958,583 km (0.074 R)
• M82: 27,997,840 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.4

Radius: 12.5

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.89 AU - 8.09 AU

Year: 5979 Days

Day: 9.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 42,038,412 km

• M1: 186,249 km (0.095 R)
• M2: 315,053 km (0.04 R)
• M3: 510,578 km (0.12 R)
• M4: 645,216 km (0.07 R)
• M5: 909,405 km (0.033 R)
• M6: 1,047,335 km (0.11 R)
• M7: 1,310,627 km (0.116 R)
• M8: 1,504,356 km (0.088 R)
• M9: 1,688,960 km (0.099 R)
• M10: 1,803,552 km (0.108 R)
• M11: 1,881,343 km (0.063 R)
• M12: 2,204,474 km (0.056 R)
• M13: 2,372,772 km (0.1 R)
• M14: 2,545,557 km (0.045 R)
• M15: 2,722,532 km (0.089 R)
• M16: 3,302,074 km (0.11 R)
• M17: 4,150,892 km (0.108 R)
• M18: 4,334,000 km (0.115 R)
• M19: 4,439,766 km (0.102 R)
• M20: 4,707,995 km (0.073 R)
• M21: 4,954,083 km (0.044 R)
• M22: 5,176,386 km (0.036 R)
• M23: 5,260,609 km (0.072 R)
• M24: 5,345,282 km (0.094 R)
• M25: 6,009,795 km (0.101 R)
• M26: 6,276,977 km (0.105 R)
• M27: 7,258,638 km (0.075 R)
• M28: 7,575,187 km (0.106 R)
• M29: 8,091,300 km (0.078 R)
• M30: 8,254,960 km (0.107 R)
• M31: 8,552,211 km (0.086 R)
• M32: 9,055,608 km (0.089 R)
• M33: 9,259,659 km (0.11 R)
• M34: 9,881,089 km (0.115 R)
• M35: 10,267,500 km (0.113 R)
• M36: 10,838,515 km (0.094 R)
• M37: 11,019,080 km (0.107 R)
• M38: 12,310,858 km (0.106 R)
• M39: 13,032,069 km (0.113 R)
• M40: 13,572,267 km (0.095 R)
• M41: 14,159,289 km (0.099 R)
• M42: 14,396,401 km (0.095 R)
• M43: 14,674,654 km (0.101 R)
• M44: 14,954,850 km (0.075 R)
• M45: 15,358,017 km (0.098 R)
• M46: 15,439,099 km (0.034 R)
• M47: 15,601,712 km (0.091 R)
• M48: 16,922,810 km (0.087 R)
• M49: 17,894,598 km (0.111 R)
• M50: 18,279,663 km (0.105 R)
• M51: 18,624,337 km (0.068 R)
• M52: 18,797,571 km (0.098 R)
• M53: 19,014,637 km (0.04 R)
• M54: 19,803,467 km (0.086 R)
• M55: 22,096,054 km (0.081 R)
• M56: 22,601,396 km (0.082 R)
• M57: 22,971,351 km (0.112 R)
• M58: 23,390,076 km (0.099 R)
• M59: 24,140,459 km (0.096 R)
• M60: 24,423,947 km (0.107 R)
• M61: 26,341,941 km (0.099 R)
• M62: 26,439,030 km (0.074 R)
• M63: 26,926,719 km (0.111 R)
• M64: 27,614,421 km (0.084 R)
• M65: 27,811,890 km (0.077 R)
• M66: 28,009,957 km (0.085 R)
• M67: 28,158,807 km (0.062 R)
• M68: 28,956,912 km (0.076 R)
• M69: 29,107,407 km (0.109 R)
• M70: 29,661,518 km (0.051 R)
• M71: 30,422,522 km (0.045 R)
• M72: 30,779,911 km (0.103 R)
• M73: 31,087,335 km (0.102 R)
• M74: 31,190,109 km (0.084 R)
• M75: 31,447,417 km (0.043 R)
• M76: 31,653,713 km (0.07 R)
• M77: 33,425,550 km (0.099 R)
• M78: 33,530,717 km (0.082 R)
• M79: 34,217,371 km (0.109 R)
• M80: 34,482,758 km (0.105 R)
• M81: 34,802,149 km (0.116 R)
• M82: 35,390,069 km (0.035 R)
• M83: 35,497,331 km (0.086 R)
• M84: 35,712,153 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.2

Radius: 8.6

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.42 AU - 9.96 AU

Year: 10075 Days

Day: 11.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 42,038,412 km

• M1: 108,309 km (0.072 R)
• M2: 272,717 km (0.025 R)
• M3: 381,475 km (0.077 R)
• M4: 575,802 km (0.111 R)
• M5: 633,098 km (0.107 R)
• M6: 900,280 km (0.105 R)
• M7: 1,239,119 km (0.102 R)
• M8: 1,513,332 km (0.097 R)
• M9: 2,049,790 km (0.097 R)
• M10: 2,326,995 km (0.058 R)
• M11: 2,765,466 km (0.029 R)
• M12: 2,866,445 km (0.091 R)
• M13: 3,634,630 km (0.101 R)
• M14: 3,970,477 km (0.111 R)
• M15: 4,056,047 km (0.12 R)
• M16: 5,601,991 km (0.087 R)
• M17: 5,730,197 km (0.12 R)
• M18: 5,794,823 km (0.044 R)
• M19: 6,253,191 km (0.056 R)
• M20: 6,757,186 km (0.081 R)
• M21: 6,825,403 km (0.092 R)
• M22: 7,414,519 km (0.084 R)
• M23: 7,626,350 km (0.091 R)
• M24: 8,383,315 km (0.114 R)
• M25: 8,530,220 km (0.119 R)
• M26: 9,013,571 km (0.102 R)
• M27: 9,736,129 km (0.041 R)
• M28: 9,851,917 km (0.096 R)
• M29: 11,236,146 km (0.109 R)
• M30: 11,357,620 km (0.088 R)
• M31: 12,764,738 km (0.108 R)
• M32: 13,018,755 km (0.103 R)
• M33: 13,402,922 km (0.077 R)
• M34: 13,747,446 km (0.112 R)
• M35: 14,269,842 km (0.082 R)
• M36: 15,110,283 km (0.105 R)
• M37: 15,199,592 km (0.075 R)
• M38: 16,057,686 km (0.089 R)
• M39: 16,194,568 km (0.072 R)
• M40: 16,607,608 km (0.055 R)
• M41: 17,962,216 km (0.066 R)
• M42: 19,013,291 km (0.079 R)
• M43: 19,936,908 km (0.11 R)
• M44: 20,280,983 km (0.092 R)
• M45: 20,527,969 km (0.106 R)
• M46: 20,676,520 km (0.091 R)
• M47: 20,775,853 km (0.112 R)
• M48: 21,374,843 km (0.115 R)
• M49: 21,525,488 km (0.062 R)
• M50: 21,676,582 km (0.118 R)
• M51: 21,929,103 km (0.052 R)
• M52: 22,539,014 km (0.104 R)
• M53: 22,641,189 km (0.074 R)
• M54: 22,845,988 km (0.108 R)
• M55: 23,000,074 km (0.084 R)
• M56: 23,412,516 km (0.1 R)
• M57: 24,822,625 km (0.101 R)
• M58: 25,139,773 km (0.084 R)
• M59: 25,671,144 km (0.11 R)
• M60: 26,691,252 km (0.026 R)
• M61: 26,853,416 km (0.1 R)
• M62: 28,383,653 km (0.063 R)
• M63: 28,438,854 km (0.104 R)
• M64: 28,604,609 km (0.079 R)
• M65: 29,159,467 km (0.06 R)
• M66: 29,438,168 km (0.05 R)
• M67: 30,788,289 km (0.081 R)
• M68: 30,958,531 km (0.078 R)
• M69: 31,585,197 km (0.113 R)
• M70: 32,561,921 km (0.063 R)
• M71: 32,908,988 km (0.116 R)
• M72: 32,967,032 km (0.063 R)
• M73: 34,074,954 km (0.115 R)
• M74: 34,133,597 km (0.118 R)
• M75: 34,721,965 km (0.108 R)
• M76: 35,313,625 km (0.108 R)
• M77: 35,789,346 km (0.046 R)
• M78: 36,387,139 km (0.108 R)
• M79: 36,867,647 km (0.092 R)
• M80: 38,260,852 km (0.118 R)
• M81: 39,240,120 km (0.118 R)
• M82: 39,486,208 km (0.086 R)
• M83: 40,041,964 km (0.1 R)
• M84: 41,598,830 km (0.117 R)
• M85: 42,038,348 km (0.059 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 18,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit