🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.51 AU - 0.51 AU

Year: 232 Days

Day: 19.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.8

Radius: 8.4

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.83 AU

Year: 388 Days

Day: 11.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 23,123,786 km

• M1: 174,880 km (0.12 R)
• M2: 311,912 km (0.061 R)
• M3: 402,867 km (0.116 R)
• M4: 457,321 km (0.107 R)
• M5: 531,970 km (0.064 R)
• M6: 585,676 km (0.106 R)
• M7: 641,326 km (0.109 R)
• M8: 762,650 km (0.077 R)
• M9: 824,284 km (0.116 R)
• M10: 896,390 km (0.094 R)
• M11: 970,591 km (0.109 R)
• M12: 1,111,662 km (0.114 R)
• M13: 1,216,081 km (0.051 R)
• M14: 1,298,958 km (0.079 R)
• M15: 1,444,816 km (0.11 R)
• M16: 1,559,259 km (0.05 R)
• M17: 1,633,758 km (0.092 R)
• M18: 1,780,663 km (0.114 R)
• M19: 1,847,384 km (0.093 R)
• M20: 1,920,687 km (0.087 R)
• M21: 1,977,684 km (0.107 R)
• M22: 2,081,954 km (0.108 R)
• M23: 2,140,596 km (0.045 R)
• M24: 2,350,482 km (0.106 R)
• M25: 2,460,885 km (0.078 R)
• M26: 2,585,799 km (0.086 R)
• M27: 2,642,796 km (0.102 R)
• M28: 2,712,808 km (0.034 R)
• M29: 2,913,867 km (0.055 R)
• M30: 3,079,622 km (0.09 R)
• M31: 3,133,178 km (0.068 R)
• M32: 3,187,183 km (0.116 R)
• M33: 3,241,636 km (0.083 R)
• M34: 3,427,287 km (0.096 R)
• M35: 3,538,887 km (0.081 R)
• M36: 3,730,073 km (0.068 R)
• M37: 3,787,519 km (0.104 R)
• M38: 3,852,295 km (0.116 R)
• M39: 4,019,695 km (0.113 R)
• M40: 4,115,437 km (0.1 R)
• M41: 4,211,928 km (0.113 R)
• M42: 4,271,618 km (0.113 R)
• M43: 4,324,126 km (0.09 R)
• M44: 4,467,740 km (0.116 R)
• M45: 4,544,035 km (0.084 R)
• M46: 4,605,370 km (0.042 R)
• M47: 4,767,535 km (0.057 R)
• M48: 4,853,254 km (0.114 R)
• M49: 5,257,617 km (0.076 R)
• M50: 5,314,016 km (0.058 R)
• M51: 5,386,720 km (0.118 R)
• M52: 5,484,258 km (0.119 R)
• M53: 5,565,938 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468

Radius: 13.1

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.76 AU - 0.86 AU

Year: 464 Days

Day: 7.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 23,123,786 km

• M1: 165,306 km (0.111 R)
• M2: 254,616 km (0.077 R)
• M3: 337,642 km (0.091 R)
• M4: 442,660 km (0.075 R)
• M5: 559,795 km (0.102 R)
• M6: 689,796 km (0.094 R)
• M7: 788,082 km (0.092 R)
• M8: 887,863 km (0.09 R)
• M9: 979,716 km (0.092 R)
• M10: 1,075,010 km (0.045 R)
• M11: 1,173,894 km (0.118 R)
• M12: 1,309,131 km (0.082 R)
• M13: 1,395,898 km (0.113 R)
• M14: 1,484,759 km (0.112 R)
• M15: 1,632,262 km (0.098 R)
• M16: 1,795,474 km (0.069 R)
• M17: 1,881,941 km (0.097 R)
• M18: 1,981,125 km (0.119 R)
• M19: 2,070,584 km (0.094 R)
• M20: 2,156,005 km (0.079 R)
• M21: 2,254,141 km (0.042 R)
• M22: 2,341,955 km (0.116 R)
• M23: 2,576,075 km (0.094 R)
• M24: 2,736,594 km (0.092 R)
• M25: 2,925,835 km (0.098 R)
• M26: 3,061,072 km (0.046 R)
• M27: 3,304,467 km (0.097 R)
• M28: 3,574,791 km (0.063 R)
• M29: 3,705,689 km (0.112 R)
• M30: 3,894,631 km (0.077 R)
• M31: 4,015,356 km (0.098 R)
• M32: 4,158,821 km (0.039 R)
• M33: 4,326,071 km (0.074 R)
• M34: 4,421,664 km (0.108 R)
• M35: 4,532,815 km (0.049 R)
• M36: 4,727,592 km (0.104 R)
• M37: 4,826,177 km (0.048 R)
• M38: 4,986,695 km (0.102 R)
• M39: 5,110,263 km (0.091 R)
• M40: 5,195,833 km (0.076 R)
• M41: 5,297,560 km (0.026 R)
• M42: 5,399,885 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 13.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.83 AU - 1.13 AU

Year: 617 Days

Day: 9.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 23,123,786 km

• M1: 173,982 km (0.085 R)
• M2: 262,245 km (0.067 R)
• M3: 559,795 km (0.072 R)
• M4: 704,606 km (0.057 R)
• M5: 845,527 km (0.081 R)
• M6: 953,387 km (0.043 R)
• M7: 1,041,500 km (0.091 R)
• M8: 1,137,841 km (0.066 R)
• M9: 1,232,088 km (0.066 R)
• M10: 1,323,792 km (0.082 R)
• M11: 1,429,258 km (0.119 R)
• M12: 1,733,241 km (0.066 R)
• M13: 1,855,911 km (0.08 R)
• M14: 2,007,005 km (0.09 R)
• M15: 2,188,766 km (0.045 R)
• M16: 2,301,862 km (0.076 R)
• M17: 2,451,161 km (0.116 R)
• M18: 2,596,869 km (0.092 R)
• M19: 2,688,573 km (0.105 R)
• M20: 2,803,015 km (0.09 R)
• M21: 2,897,112 km (0.103 R)
• M22: 3,014,547 km (0.08 R)
• M23: 3,148,586 km (0.076 R)
• M24: 3,330,647 km (0.041 R)
• M25: 3,422,949 km (0.026 R)
• M26: 3,516,148 km (0.111 R)
• M27: 3,625,953 km (0.11 R)
• M28: 3,736,955 km (0.1 R)
• M29: 3,841,075 km (0.054 R)
• M30: 4,117,981 km (0.117 R)
• M31: 4,208,936 km (0.109 R)
• M32: 4,300,789 km (0.102 R)
• M33: 4,426,900 km (0.12 R)
• M34: 4,545,830 km (0.034 R)
• M35: 4,665,808 km (0.113 R)
• M36: 4,865,222 km (0.119 R)
• M37: 5,032,173 km (0.116 R)
• M38: 5,219,021 km (0.057 R)
• M39: 5,371,910 km (0.086 R)
• M40: 5,535,420 km (0.092 R)
• M41: 5,645,375 km (0.095 R)
• M42: 5,923,477 km (0.068 R)
• M43: 6,244,215 km (0.101 R)
• M44: 6,512,743 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.6

Radius: 13.7

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.96 AU - 1.12 AU

Year: 674 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 23,123,786 km

• M1: 174,431 km (0.112 R)
• M2: 293,661 km (0.107 R)
• M3: 549,772 km (0.105 R)
• M4: 636,240 km (0.102 R)
• M5: 724,951 km (0.067 R)
• M6: 897,737 km (0.084 R)
• M7: 1,012,030 km (0.091 R)
• M8: 1,157,140 km (0.096 R)
• M9: 1,269,637 km (0.104 R)
• M10: 1,372,710 km (0.087 R)
• M11: 1,516,174 km (0.097 R)
• M12: 1,645,577 km (0.043 R)
• M13: 1,839,156 km (0.098 R)
• M14: 1,941,481 km (0.073 R)
• M15: 2,077,615 km (0.084 R)
• M16: 2,277,029 km (0.112 R)
• M17: 2,426,477 km (0.107 R)
• M18: 2,533,889 km (0.102 R)
• M19: 2,776,836 km (0.081 R)
• M20: 2,985,226 km (0.118 R)
• M21: 3,267,217 km (0.078 R)
• M22: 3,449,577 km (0.036 R)
• M23: 3,583,767 km (0.117 R)
• M24: 3,700,154 km (0.109 R)
• M25: 4,017,002 km (0.064 R)
• M26: 4,138,027 km (0.103 R)
• M27: 4,239,903 km (0.11 R)
• M28: 4,363,321 km (0.113 R)
• M29: 4,522,792 km (0.109 R)
• M30: 4,747,937 km (0.052 R)
• M31: 4,861,781 km (0.101 R)
• M32: 4,969,492 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 11.6

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.38 AU - 2.16 AU

Year: 1497 Days

Day: 10.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 23,123,786 km

• M1: 147,952 km (0.106 R)
• M2: 232,774 km (0.045 R)
• M3: 329,714 km (0.041 R)
• M4: 503,995 km (0.114 R)
• M5: 583,731 km (0.076 R)
• M6: 690,693 km (0.1 R)
• M7: 789,428 km (0.088 R)
• M8: 1,063,342 km (0.112 R)
• M9: 1,152,502 km (0.07 R)
• M10: 1,281,904 km (0.117 R)
• M11: 1,387,221 km (0.11 R)
• M12: 1,576,163 km (0.099 R)
• M13: 1,773,932 km (0.043 R)
• M14: 1,870,422 km (0.098 R)
• M15: 2,159,744 km (0.07 R)
• M16: 2,392,070 km (0.097 R)
• M17: 2,511,449 km (0.042 R)
• M18: 2,856,272 km (0.113 R)
• M19: 3,060,324 km (0.097 R)
• M20: 3,322,120 km (0.118 R)
• M21: 3,673,525 km (0.114 R)
• M22: 3,784,078 km (0.117 R)
• M23: 3,980,351 km (0.108 R)
• M24: 4,079,684 km (0.089 R)
• M25: 4,708,593 km (0.114 R)
• M26: 4,874,347 km (0.028 R)
• M27: 5,072,714 km (0.09 R)
• M28: 5,305,040 km (0.083 R)
• M29: 5,604,385 km (0.116 R)
• M30: 5,860,796 km (0.113 R)
• M31: 5,941,728 km (0.102 R)
• M32: 6,088,484 km (0.107 R)
• M33: 6,352,075 km (0.11 R)
• M34: 6,720,834 km (0.113 R)
• M35: 6,942,089 km (0.096 R)
• M36: 7,079,420 km (0.106 R)
• M37: 7,217,648 km (0.118 R)
• M38: 7,708,479 km (0.054 R)
• M39: 8,192,279 km (0.104 R)
• M40: 8,556,849 km (0.105 R)
• M41: 8,759,703 km (0.037 R)
• M42: 8,852,454 km (0.106 R)
• M43: 8,945,504 km (0.088 R)
• M44: 9,226,748 km (0.111 R)
• M45: 9,472,836 km (0.053 R)
• M46: 9,606,128 km (0.098 R)
• M47: 10,185,072 km (0.046 R)
• M48: 10,263,012 km (0.106 R)
• M49: 10,419,641 km (0.057 R)
• M50: 10,557,421 km (0.069 R)
• M51: 10,974,350 km (0.102 R)
• M52: 11,074,431 km (0.119 R)
• M53: 11,356,274 km (0.055 R)
• M54: 11,497,943 km (0.067 R)
• M55: 11,599,669 km (0.104 R)
• M56: 11,742,535 km (0.027 R)
• M57: 12,153,780 km (0.11 R)
• M58: 12,527,924 km (0.055 R)
• M59: 12,758,454 km (0.086 R)
• M60: 12,884,865 km (0.1 R)
• M61: 13,117,639 km (0.049 R)
• M62: 13,202,610 km (0.071 R)
• M63: 13,479,965 km (0.117 R)
• M64: 13,888,966 km (0.109 R)
• M65: 14,105,882 km (0.082 R)
• M66: 14,433,352 km (0.115 R)
• M67: 14,741,225 km (0.099 R)
• M68: 14,918,199 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317

Radius: 12.9

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.89 AU - 1.99 AU

Year: 1718 Days

Day: 12.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 23,123,786 km

• M1: 160,818 km (0.032 R)
• M2: 294,409 km (0.108 R)
• M3: 440,416 km (0.044 R)
• M4: 539,300 km (0.109 R)
• M5: 630,106 km (0.1 R)
• M6: 758,611 km (0.072 R)
• M7: 931,396 km (0.047 R)
• M8: 1,023,249 km (0.078 R)
• M9: 1,125,724 km (0.104 R)
• M10: 1,334,114 km (0.035 R)
• M11: 1,480,421 km (0.025 R)
• M12: 1,589,627 km (0.045 R)
• M13: 1,754,334 km (0.115 R)
• M14: 1,933,852 km (0.12 R)
• M15: 2,026,154 km (0.056 R)
• M16: 2,341,207 km (0.084 R)
• M17: 2,682,589 km (0.104 R)
• M18: 2,965,179 km (0.085 R)
• M19: 3,180,750 km (0.114 R)
• M20: 3,312,695 km (0.086 R)
• M21: 3,593,640 km (0.062 R)
• M22: 3,742,789 km (0.06 R)
• M23: 4,011,766 km (0.098 R)
• M24: 4,142,814 km (0.11 R)
• M25: 4,275,208 km (0.106 R)
• M26: 4,920,274 km (0.076 R)
• M27: 5,022,300 km (0.114 R)
• M28: 5,384,925 km (0.117 R)
• M29: 5,569,379 km (0.109 R)
• M30: 5,917,793 km (0.094 R)
• M31: 6,053,627 km (0.097 R)
• M32: 6,259,474 km (0.104 R)
• M33: 6,467,565 km (0.105 R)
• M34: 6,551,489 km (0.111 R)
• M35: 6,649,925 km (0.094 R)
• M36: 6,819,569 km (0.115 R)
• M37: 7,943,198 km (0.114 R)
• M38: 8,078,285 km (0.116 R)
• M39: 8,214,120 km (0.06 R)
• M40: 8,350,703 km (0.097 R)
• M41: 8,657,079 km (0.083 R)
• M42: 8,842,730 km (0.068 R)
• M43: 9,060,844 km (0.075 R)
• M44: 9,265,195 km (0.089 R)
• M45: 9,470,892 km (0.081 R)
• M46: 9,710,248 km (0.117 R)
• M47: 9,951,699 km (0.112 R)
• M48: 10,113,714 km (0.104 R)
• M49: 10,325,544 km (0.082 R)
• M50: 10,820,264 km (0.046 R)
• M51: 11,003,671 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.7

Radius: 14

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.68 AU - 2.22 AU

Year: 1731 Days

Day: 13.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 23,123,786 km

• M1: 223,499 km (0.057 R)
• M2: 340,036 km (0.099 R)
• M3: 474,824 km (0.108 R)
• M4: 564,882 km (0.098 R)
• M5: 657,782 km (0.116 R)
• M6: 746,793 km (0.067 R)
• M7: 967,300 km (0.1 R)
• M8: 1,071,420 km (0.109 R)
• M9: 1,247,945 km (0.111 R)
• M10: 1,461,272 km (0.071 R)
• M11: 1,555,668 km (0.109 R)
• M12: 1,822,551 km (0.085 R)
• M13: 1,939,536 km (0.102 R)
• M14: 2,243,519 km (0.102 R)
• M15: 2,337,916 km (0.1 R)
• M16: 2,804,511 km (0.082 R)
• M17: 2,906,537 km (0.07 R)
• M18: 3,018,436 km (0.077 R)
• M19: 3,202,442 km (0.086 R)
• M20: 3,300,428 km (0.039 R)
• M21: 3,517,644 km (0.107 R)
• M22: 3,628,048 km (0.097 R)
• M23: 3,852,444 km (0.118 R)
• M24: 4,071,904 km (0.095 R)
• M25: 4,513,368 km (0.085 R)
• M26: 4,623,621 km (0.109 R)
• M27: 4,887,811 km (0.108 R)
• M28: 5,188,503 km (0.064 R)
• M29: 5,325,385 km (0.079 R)
• M30: 5,463,464 km (0.106 R)
• M31: 5,602,590 km (0.067 R)
• M32: 5,699,679 km (0.1 R)
• M33: 6,104,940 km (0.073 R)
• M34: 6,713,055 km (0.084 R)
• M35: 6,862,354 km (0.034 R)
• M36: 7,411,677 km (0.03 R)
• M37: 7,697,708 km (0.091 R)
• M38: 7,975,212 km (0.062 R)
• M39: 8,342,176 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.6

Radius: 7.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.99 AU - 7.37 AU

Year: 9768 Days

Day: 21.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 23,123,786 km

• M1: 300,841 km (0.115 R)
• M2: 478,863 km (0.109 R)
• M3: 1,205,609 km (0.114 R)
• M4: 1,333,964 km (0.085 R)
• M5: 1,426,565 km (0.061 R)
• M6: 2,257,731 km (0.104 R)
• M7: 2,305,154 km (0.099 R)
• M8: 2,530,448 km (0.116 R)
• M9: 2,830,691 km (0.109 R)
• M10: 3,816,840 km (0.117 R)
• M11: 4,064,275 km (0.069 R)
• M12: 4,695,428 km (0.063 R)
• M13: 5,785,249 km (0.05 R)
• M14: 6,113,616 km (0.111 R)
• M15: 6,926,381 km (0.056 R)
• M16: 7,228,270 km (0.047 R)
• M17: 7,487,074 km (0.103 R)
• M18: 7,868,848 km (0.107 R)
• M19: 8,676,228 km (0.108 R)
• M20: 9,203,859 km (0.08 R)
• M21: 10,053,575 km (0.104 R)
• M22: 10,395,257 km (0.115 R)
• M23: 10,740,678 km (0.112 R)
• M24: 11,361,210 km (0.06 R)
• M25: 12,948,294 km (0.091 R)
• M26: 13,090,861 km (0.095 R)
• M27: 13,205,303 km (0.11 R)
• M28: 13,262,599 km (0.111 R)
• M29: 13,550,426 km (0.077 R)
• M30: 13,811,175 km (0.089 R)
• M31: 14,633,365 km (0.045 R)
• M32: 14,692,605 km (0.049 R)
• M33: 15,471,113 km (0.116 R)
• M34: 16,355,236 km (0.105 R)
• M35: 17,287,081 km (0.099 R)
• M36: 17,854,356 km (0.092 R)
• M37: 17,917,786 km (0.111 R)
• M38: 18,172,252 km (0.07 R)
• M39: 18,427,765 km (0.092 R)
• M40: 18,910,218 km (0.107 R)
• M41: 19,462,085 km (0.116 R)
• M42: 20,614,736 km (0.068 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 17,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit