🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.5 AU - 0.6 AU

Year: 259 Days

Day: 29.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.4

Radius: 8.1

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.8 AU - 1.1 AU

Year: 589 Days

Day: 11.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 54,037,702 km

• M1: 123,269 km (0.117 R)
• M2: 176,825 km (0.081 R)
• M3: 232,924 km (0.117 R)
• M4: 305,329 km (0.113 R)
• M5: 383,868 km (0.084 R)
• M6: 509,680 km (0.033 R)
• M7: 592,108 km (0.057 R)
• M8: 674,686 km (0.112 R)
• M9: 745,745 km (0.07 R)
• M10: 824,883 km (0.096 R)
• M11: 879,187 km (0.072 R)
• M12: 997,818 km (0.112 R)
• M13: 1,085,781 km (0.106 R)
• M14: 1,276,070 km (0.078 R)
• M15: 1,592,170 km (0.055 R)
• M16: 1,809,087 km (0.112 R)
• M17: 1,925,025 km (0.117 R)
• M18: 1,976,337 km (0.042 R)
• M19: 2,043,208 km (0.03 R)
• M20: 2,110,826 km (0.12 R)
• M21: 2,256,235 km (0.076 R)
• M22: 2,396,857 km (0.087 R)
• M23: 2,476,294 km (0.09 R)
• M24: 2,540,471 km (0.117 R)
• M25: 2,695,305 km (0.115 R)
• M26: 2,794,638 km (0.106 R)
• M27: 3,031,302 km (0.09 R)
• M28: 3,143,350 km (0.117 R)
• M29: 3,204,237 km (0.092 R)
• M30: 3,336,182 km (0.112 R)
• M31: 3,416,217 km (0.094 R)
• M32: 3,505,976 km (0.109 R)
• M33: 3,569,256 km (0.061 R)
• M34: 3,872,640 km (0.107 R)
• M35: 3,956,714 km (0.056 R)
• M36: 4,174,678 km (0.059 R)
• M37: 4,290,018 km (0.116 R)
• M38: 4,543,437 km (0.106 R)
• M39: 4,612,551 km (0.101 R)
• M40: 4,842,034 km (0.115 R)
• M41: 5,312,220 km (0.067 R)
• M42: 5,374,603 km (0.098 R)
• M43: 5,447,756 km (0.107 R)
• M44: 5,637,297 km (0.096 R)
• M45: 5,764,904 km (0.085 R)
• M46: 5,882,787 km (0.088 R)
• M47: 5,990,497 km (0.025 R)
• M48: 6,120,797 km (0.082 R)
• M49: 6,506,011 km (0.083 R)
• M50: 6,628,831 km (0.117 R)
• M51: 6,774,839 km (0.071 R)
• M52: 6,899,155 km (0.109 R)
• M53: 6,990,110 km (0.051 R)
• M54: 7,184,737 km (0.089 R)
• M55: 7,276,889 km (0.098 R)
• M56: 7,602,713 km (0.117 R)
• M57: 8,028,619 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.4

Radius: 9

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.93 AU - 1.17 AU

Year: 684 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 54,037,702 km

• M1: 113,246 km (0.118 R)
• M2: 282,590 km (0.103 R)
• M3: 375,939 km (0.084 R)
• M4: 527,781 km (0.098 R)
• M5: 604,525 km (0.067 R)
• M6: 674,986 km (0.073 R)
• M7: 748,588 km (0.115 R)
• M8: 864,526 km (0.118 R)
• M9: 1,229,395 km (0.112 R)
• M10: 1,368,073 km (0.106 R)
• M11: 1,435,990 km (0.084 R)
• M12: 1,498,073 km (0.114 R)
• M13: 1,603,689 km (0.1 R)
• M14: 1,682,677 km (0.101 R)
• M15: 1,770,491 km (0.042 R)
• M16: 1,829,881 km (0.063 R)
• M17: 1,935,497 km (0.104 R)
• M18: 2,012,241 km (0.069 R)
• M19: 2,160,941 km (0.088 R)
• M20: 2,280,919 km (0.064 R)
• M21: 2,552,738 km (0.089 R)
• M22: 2,765,616 km (0.115 R)
• M23: 2,878,562 km (0.039 R)
• M24: 2,948,873 km (0.088 R)
• M25: 3,109,392 km (0.037 R)
• M26: 3,254,352 km (0.049 R)
• M27: 3,476,056 km (0.071 R)
• M28: 3,750,718 km (0.101 R)
• M29: 3,808,463 km (0.092 R)
• M30: 4,081,778 km (0.114 R)
• M31: 4,260,847 km (0.102 R)
• M32: 4,483,149 km (0.109 R)
• M33: 4,554,806 km (0.113 R)
• M34: 4,855,348 km (0.093 R)
• M35: 4,960,516 km (0.109 R)
• M36: 5,066,581 km (0.103 R)
• M37: 5,259,113 km (0.085 R)
• M38: 5,323,889 km (0.075 R)
• M39: 5,443,268 km (0.104 R)
• M40: 5,574,465 km (0.104 R)
• M41: 5,896,101 km (0.105 R)
• M42: 5,974,640 km (0.1 R)
• M43: 6,155,504 km (0.075 R)
• M44: 6,511,098 km (0.1 R)
• M45: 6,638,854 km (0.086 R)
• M46: 7,003,574 km (0.05 R)
• M47: 7,182,343 km (0.073 R)
• M48: 7,242,183 km (0.107 R)
• M49: 7,520,135 km (0.059 R)
• M50: 7,654,175 km (0.06 R)
• M51: 7,776,845 km (0.079 R)
• M52: 7,900,114 km (0.05 R)
• M53: 8,148,746 km (0.052 R)
• M54: 8,526,331 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848

Radius: 13.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.04 AU - 4.24 AU

Year: 5356 Days

Day: 10.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 54,037,702 km

• M1: 223,798 km (0.039 R)
• M2: 317,746 km (0.062 R)
• M3: 418,126 km (0.1 R)
• M4: 1,049,579 km (0.032 R)
• M5: 1,607,130 km (0.089 R)
• M6: 1,861,895 km (0.073 R)
• M7: 1,975,290 km (0.077 R)
• M8: 2,090,929 km (0.054 R)
• M9: 2,209,112 km (0.061 R)
• M10: 2,309,342 km (0.063 R)
• M11: 2,640,552 km (0.106 R)
• M12: 2,943,039 km (0.1 R)
• M13: 3,121,210 km (0.027 R)
• M14: 3,464,836 km (0.098 R)
• M15: 3,724,688 km (0.088 R)
• M16: 3,893,434 km (0.115 R)
• M17: 4,213,723 km (0.115 R)
• M18: 4,466,095 km (0.11 R)
• M19: 5,065,384 km (0.047 R)
• M20: 5,607,227 km (0.115 R)
• M21: 5,773,431 km (0.119 R)
• M22: 5,885,180 km (0.091 R)
• M23: 5,969,404 km (0.085 R)
• M24: 7,071,791 km (0.117 R)
• M25: 7,221,538 km (0.089 R)
• M26: 7,708,030 km (0.08 R)
• M27: 8,079,781 km (0.053 R)
• M28: 8,905,561 km (0.048 R)
• M29: 9,164,964 km (0.112 R)
• M30: 9,262,951 km (0.085 R)
• M31: 9,891,710 km (0.119 R)
• M32: 10,228,156 km (0.076 R)
• M33: 10,534,084 km (0.053 R)
• M34: 10,705,523 km (0.092 R)
• M35: 10,843,153 km (0.1 R)
• M36: 11,895,125 km (0.101 R)
• M37: 12,397,176 km (0.095 R)
• M38: 12,796,452 km (0.112 R)
• M39: 13,645,271 km (0.099 R)
• M40: 13,907,067 km (0.091 R)
• M41: 14,057,562 km (0.062 R)
• M42: 15,048,499 km (0.082 R)
• M43: 15,396,912 km (0.093 R)
• M44: 16,022,680 km (0.097 R)
• M45: 16,497,504 km (0.036 R)
• M46: 16,816,596 km (0.098 R)
• M47: 17,501,604 km (0.07 R)
• M48: 17,990,640 km (0.116 R)
• M49: 18,113,609 km (0.12 R)
• M50: 18,401,585 km (0.07 R)
• M51: 18,566,891 km (0.056 R)
• M52: 18,732,645 km (0.088 R)
• M53: 18,898,849 km (0.101 R)
• M54: 19,442,487 km (0.095 R)
• M55: 19,610,934 km (0.076 R)
• M56: 19,737,494 km (0.107 R)
• M57: 20,203,940 km (0.081 R)
• M58: 20,931,884 km (0.108 R)
• M59: 21,104,520 km (0.085 R)
• M60: 21,190,987 km (0.1 R)
• M61: 22,501,913 km (0.095 R)
• M62: 22,900,292 km (0.048 R)
• M63: 23,167,325 km (0.11 R)
• M64: 24,019,285 km (0.111 R)
• M65: 24,562,774 km (0.075 R)
• M66: 24,790,312 km (0.117 R)
• M67: 25,247,782 km (0.115 R)
• M68: 25,800,247 km (0.091 R)
• M69: 26,870,470 km (0.058 R)
• M70: 26,964,268 km (0.116 R)
• M71: 27,293,234 km (0.114 R)
• M72: 27,387,481 km (0.071 R)
• M73: 27,765,514 km (0.115 R)
• M74: 28,622,411 km (0.062 R)
• M75: 29,006,130 km (0.105 R)
• M76: 30,021,301 km (0.109 R)
• M77: 32,086,499 km (0.111 R)
• M78: 33,943,607 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.9

Radius: 12.6

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.29 AU - 5.07 AU

Year: 6437 Days

Day: 13.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 54,037,702 km

• M1: 165,904 km (0.032 R)
• M2: 336,745 km (0.107 R)
• M3: 426,803 km (0.088 R)
• M4: 540,048 km (0.071 R)
• M5: 803,191 km (0.081 R)
• M6: 920,625 km (0.099 R)
• M7: 1,292,376 km (0.066 R)
• M8: 1,615,807 km (0.111 R)
• M9: 1,748,650 km (0.092 R)
• M10: 1,865,635 km (0.105 R)
• M11: 2,987,619 km (0.08 R)
• M12: 3,665,297 km (0.088 R)
• M13: 3,918,866 km (0.036 R)
• M14: 4,686,752 km (0.097 R)
• M15: 5,102,335 km (0.047 R)
• M16: 5,243,405 km (0.116 R)
• M17: 5,385,972 km (0.086 R)
• M18: 6,358,508 km (0.066 R)
• M19: 6,510,649 km (0.09 R)
• M20: 6,787,555 km (0.112 R)
• M21: 7,226,026 km (0.083 R)
• M22: 7,353,035 km (0.095 R)
• M23: 7,577,132 km (0.028 R)
• M24: 7,966,386 km (0.091 R)
• M25: 9,173,641 km (0.114 R)
• M26: 9,763,355 km (0.041 R)
• M27: 10,653,164 km (0.119 R)
• M28: 11,052,889 km (0.114 R)
• M29: 11,199,495 km (0.094 R)
• M30: 11,568,703 km (0.039 R)
• M31: 12,395,380 km (0.099 R)
• M32: 12,547,671 km (0.062 R)
• M33: 13,163,266 km (0.026 R)
• M34: 13,279,803 km (0.098 R)
• M35: 13,435,684 km (0.062 R)
• M36: 13,553,118 km (0.091 R)
• M37: 13,631,508 km (0.088 R)
• M38: 13,946,710 km (0.063 R)
• M39: 14,144,927 km (0.106 R)
• M40: 14,424,077 km (0.119 R)
• M41: 14,664,630 km (0.11 R)
• M42: 14,947,221 km (0.114 R)
• M43: 15,394,818 km (0.06 R)
• M44: 16,428,389 km (0.093 R)
• M45: 16,637,677 km (0.098 R)
• M46: 16,721,751 km (0.101 R)
• M47: 18,388,271 km (0.062 R)
• M48: 18,475,038 km (0.064 R)
• M49: 19,043,211 km (0.094 R)
• M50: 19,219,138 km (0.056 R)
• M51: 19,617,068 km (0.11 R)
• M52: 20,286,219 km (0.069 R)
• M53: 20,556,094 km (0.066 R)
• M54: 21,008,328 km (0.107 R)
• M55: 21,326,972 km (0.105 R)
• M56: 21,601,334 km (0.092 R)
• M57: 22,014,972 km (0.095 R)
• M58: 22,617,253 km (0.069 R)
• M59: 23,177,946 km (0.055 R)
• M60: 23,648,731 km (0.112 R)
• M61: 25,224,595 km (0.107 R)
• M62: 26,098,396 km (0.098 R)
• M63: 26,342,988 km (0.114 R)
• M64: 27,427,722 km (0.068 R)
• M65: 29,488,283 km (0.112 R)
• M66: 29,590,160 km (0.061 R)
• M67: 30,203,212 km (0.04 R)
• M68: 31,390,271 km (0.087 R)
• M69: 31,806,751 km (0.077 R)
• M70: 32,750,415 km (0.05 R)
• M71: 32,961,348 km (0.09 R)
• M72: 33,703,353 km (0.109 R)
• M73: 33,809,717 km (0.034 R)
• M74: 33,916,231 km (0.055 R)
• M75: 34,450,744 km (0.088 R)
• M76: 34,611,562 km (0.025 R)
• M77: 36,070,739 km (0.108 R)
• M78: 36,561,570 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.6

Radius: 6.8

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.25 AU - 9.35 AU

Year: 15204 Days

Day: 21.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 54,037,702 km

• M1: 155,432 km (0.081 R)
• M2: 260,599 km (0.118 R)
• M3: 958,174 km (0.072 R)
• M4: 1,790,687 km (0.114 R)
• M5: 1,894,059 km (0.102 R)
• M6: 1,999,525 km (0.096 R)
• M7: 2,440,390 km (0.079 R)
• M8: 2,790,599 km (0.107 R)
• M9: 4,623,621 km (0.031 R)
• M10: 5,276,766 km (0.104 R)
• M11: 5,500,863 km (0.104 R)
• M12: 5,728,102 km (0.096 R)
• M13: 6,074,721 km (0.082 R)
• M14: 6,547,450 km (0.115 R)
• M15: 6,627,335 km (0.086 R)
• M16: 8,035,650 km (0.093 R)
• M17: 9,577,704 km (0.108 R)
• M18: 9,805,392 km (0.117 R)
• M19: 10,266,004 km (0.096 R)
• M20: 10,686,673 km (0.028 R)
• M21: 11,256,193 km (0.094 R)
• M22: 11,448,276 km (0.109 R)
• M23: 11,544,767 km (0.073 R)
• M24: 13,478,619 km (0.078 R)
• M25: 13,733,683 km (0.083 R)
• M26: 14,196,988 km (0.064 R)
• M27: 14,248,748 km (0.103 R)
• M28: 15,244,621 km (0.093 R)
• M29: 15,831,494 km (0.109 R)
• M30: 16,480,001 km (0.106 R)
• M31: 17,247,587 km (0.055 R)
• M32: 18,477,282 km (0.082 R)
• M33: 18,533,830 km (0.107 R)
• M34: 22,634,008 km (0.067 R)
• M35: 22,694,446 km (0.091 R)
• M36: 22,876,357 km (0.089 R)
• M37: 23,793,242 km (0.119 R)
• M38: 24,411,231 km (0.074 R)
• M39: 24,846,860 km (0.116 R)
• M40: 25,789,177 km (0.082 R)
• M41: 25,915,737 km (0.116 R)
• M42: 26,296,463 km (0.059 R)
• M43: 27,127,928 km (0.107 R)
• M44: 27,385,536 km (0.111 R)
• M45: 28,489,119 km (0.085 R)
• M46: 29,872,451 km (0.112 R)
• M47: 29,938,872 km (0.097 R)
• M48: 31,075,367 km (0.055 R)
• M49: 31,344,943 km (0.069 R)
• M50: 32,840,921 km (0.094 R)
• M51: 33,804,930 km (0.085 R)
• M52: 33,943,458 km (0.118 R)
• M53: 34,290,525 km (0.1 R)
• M54: 34,988,100 km (0.085 R)
• M55: 36,043,213 km (0.096 R)
• M56: 37,394,681 km (0.111 R)
• M57: 42,216,370 km (0.118 R)
• M58: 43,339,251 km (0.091 R)
• M59: 47,229,544 km (0.114 R)
• M60: 48,005,358 km (0.084 R)
• M61: 48,785,511 km (0.109 R)
• M62: 49,569,703 km (0.114 R)
• M63: 50,674,633 km (0.082 R)
• M64: 50,912,494 km (0.085 R)
• M65: 51,389,113 km (0.096 R)
• M66: 52,107,033 km (0.07 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 13,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit