🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.57 AU - 0.63 AU

Year: 300 Days

Day: 40.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.2

Radius: 9.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.87 AU - 0.93 AU

Year: 551 Days

Day: 14.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 56,492,524 km

• M1: 138,976 km (0.113 R)
• M2: 203,154 km (0.109 R)
• M3: 310,565 km (0.104 R)
• M4: 514,766 km (0.087 R)
• M5: 585,825 km (0.087 R)
• M6: 688,001 km (0.065 R)
• M7: 1,059,751 km (0.114 R)
• M8: 1,148,912 km (0.12 R)
• M9: 1,290,132 km (0.061 R)
• M10: 1,360,443 km (0.094 R)
• M11: 1,563,298 km (0.06 R)
• M12: 1,633,160 km (0.082 R)
• M13: 1,804,300 km (0.093 R)
• M14: 1,906,326 km (0.076 R)
• M15: 2,057,420 km (0.096 R)
• M16: 2,170,216 km (0.039 R)
• M17: 2,297,524 km (0.043 R)
• M18: 2,383,692 km (0.116 R)
• M19: 2,452,208 km (0.066 R)
• M20: 2,527,755 km (0.111 R)
• M21: 2,597,767 km (0.059 R)
• M22: 2,661,945 km (0.042 R)
• M23: 2,739,586 km (0.085 R)
• M24: 2,903,994 km (0.055 R)
• M25: 3,153,374 km (0.044 R)
• M26: 3,291,004 km (0.101 R)
• M27: 3,374,629 km (0.102 R)
• M28: 3,451,971 km (0.094 R)
• M29: 3,558,335 km (0.085 R)
• M30: 3,629,843 km (0.115 R)
• M31: 3,694,619 km (0.073 R)
• M32: 3,818,037 km (0.082 R)
• M33: 4,002,042 km (0.072 R)
• M34: 4,121,421 km (0.065 R)
• M35: 4,348,361 km (0.066 R)
• M36: 4,767,385 km (0.053 R)
• M37: 4,973,830 km (0.11 R)
• M38: 5,070,021 km (0.081 R)
• M39: 5,272,577 km (0.057 R)
• M40: 5,411,853 km (0.111 R)
• M41: 5,494,431 km (0.108 R)
• M42: 5,577,308 km (0.068 R)
• M43: 5,685,766 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.6

Radius: 10.7

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.74 AU - 1.1 AU

Year: 570 Days

Day: 10.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 56,492,524 km

• M1: 139,126 km (0.054 R)
• M2: 225,743 km (0.107 R)
• M3: 304,731 km (0.09 R)
• M4: 377,435 km (0.1 R)
• M5: 450,439 km (0.117 R)
• M6: 521,349 km (0.07 R)
• M7: 609,911 km (0.084 R)
• M8: 848,968 km (0.043 R)
• M9: 1,014,573 km (0.065 R)
• M10: 1,118,244 km (0.113 R)
• M11: 1,231,340 km (0.066 R)
• M12: 1,318,855 km (0.1 R)
• M13: 1,432,848 km (0.086 R)
• M14: 1,569,282 km (0.097 R)
• M15: 1,710,053 km (0.064 R)
• M16: 1,782,010 km (0.112 R)
• M17: 1,970,204 km (0.069 R)
• M18: 2,108,582 km (0.065 R)
• M19: 2,207,466 km (0.096 R)
• M20: 2,351,529 km (0.037 R)
• M21: 2,439,492 km (0.025 R)
• M22: 2,528,503 km (0.095 R)
• M23: 2,626,340 km (0.094 R)
• M24: 2,763,821 km (0.12 R)
• M25: 2,888,136 km (0.067 R)
• M26: 3,272,154 km (0.055 R)
• M27: 3,655,574 km (0.084 R)
• M28: 3,800,983 km (0.099 R)
• M29: 3,896,127 km (0.117 R)
• M30: 4,000,845 km (0.048 R)
• M31: 4,115,288 km (0.105 R)
• M32: 4,195,173 km (0.119 R)
• M33: 4,347,613 km (0.1 R)
• M34: 4,529,225 km (0.109 R)
• M35: 4,685,555 km (0.114 R)
• M36: 4,834,405 km (0.106 R)
• M37: 4,975,476 km (0.06 R)
• M38: 5,194,337 km (0.086 R)
• M39: 5,290,529 km (0.116 R)
• M40: 5,367,871 km (0.077 R)
• M41: 5,465,109 km (0.075 R)
• M42: 5,681,129 km (0.112 R)
• M43: 5,760,416 km (0.055 R)
• M44: 5,879,944 km (0.088 R)
• M45: 5,950,106 km (0.106 R)
• M46: 6,060,808 km (0.051 R)
• M47: 6,152,063 km (0.086 R)
• M48: 6,264,112 km (0.092 R)
• M49: 6,490,304 km (0.06 R)
• M50: 6,761,076 km (0.043 R)
• M51: 6,929,523 km (0.031 R)
• M52: 7,035,588 km (0.068 R)
• M53: 7,163,494 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.7

Radius: 14.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.23 AU - 1.27 AU

Year: 902 Days

Day: 5.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 56,492,524 km

• M1: 182,958 km (0.115 R)
• M2: 294,109 km (0.078 R)
• M3: 397,930 km (0.062 R)
• M4: 526,734 km (0.098 R)
• M5: 635,641 km (0.105 R)
• M6: 754,123 km (0.052 R)
• M7: 850,314 km (0.118 R)
• M8: 1,003,652 km (0.109 R)
• M9: 1,139,188 km (0.083 R)
• M10: 1,274,125 km (0.079 R)
• M11: 1,445,265 km (0.08 R)
• M12: 1,577,061 km (0.1 R)
• M13: 1,672,654 km (0.055 R)
• M14: 1,803,253 km (0.091 R)
• M15: 1,929,065 km (0.074 R)
• M16: 2,189,814 km (0.083 R)
• M17: 2,306,500 km (0.095 R)
• M18: 2,434,556 km (0.052 R)
• M19: 2,603,003 km (0.078 R)
• M20: 3,001,083 km (0.087 R)
• M21: 3,101,313 km (0.111 R)
• M22: 3,398,116 km (0.095 R)
• M23: 3,555,493 km (0.058 R)
• M24: 4,008,924 km (0.114 R)
• M25: 4,142,066 km (0.103 R)
• M26: 4,446,797 km (0.12 R)
• M27: 4,538,500 km (0.117 R)
• M28: 4,688,996 km (0.075 R)
• M29: 5,018,859 km (0.091 R)
• M30: 5,150,505 km (0.039 R)
• M31: 5,441,922 km (0.101 R)
• M32: 5,664,075 km (0.118 R)
• M33: 5,801,256 km (0.111 R)
• M34: 6,053,627 km (0.12 R)
• M35: 6,413,261 km (0.099 R)
• M36: 6,766,611 km (0.105 R)
• M37: 7,301,872 km (0.09 R)
• M38: 7,424,243 km (0.06 R)
• M39: 7,588,502 km (0.086 R)
• M40: 7,712,369 km (0.106 R)
• M41: 7,809,308 km (0.109 R)
• M42: 7,990,321 km (0.099 R)
• M43: 8,470,531 km (0.088 R)
• M44: 8,627,758 km (0.09 R)
• M45: 8,916,482 km (0.067 R)
• M46: 9,384,873 km (0.098 R)
• M47: 9,503,354 km (0.105 R)
• M48: 9,652,055 km (0.104 R)
• M49: 9,876,451 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.2

Radius: 14.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1 AU - 1.5 AU

Year: 902 Days

Day: 8.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,492,524 km

• M1: 188,045 km (0.116 R)
• M2: 277,055 km (0.076 R)
• M3: 421,567 km (0.083 R)
• M4: 518,955 km (0.117 R)
• M5: 674,088 km (0.11 R)
• M6: 838,496 km (0.063 R)
• M7: 951,742 km (0.079 R)
• M8: 1,051,523 km (0.102 R)
• M9: 1,216,081 km (0.097 R)
• M10: 1,314,965 km (0.084 R)
• M11: 1,561,054 km (0.1 R)
• M12: 1,698,684 km (0.085 R)
• M13: 1,906,924 km (0.096 R)
• M14: 2,005,060 km (0.104 R)
• M15: 2,258,329 km (0.09 R)
• M16: 2,388,928 km (0.028 R)
• M17: 2,508,756 km (0.095 R)
• M18: 2,623,797 km (0.092 R)
• M19: 2,761,577 km (0.111 R)
• M20: 2,866,445 km (0.119 R)
• M21: 2,979,840 km (0.056 R)
• M22: 3,145,744 km (0.033 R)
• M23: 3,351,740 km (0.098 R)
• M24: 3,456,459 km (0.114 R)
• M25: 3,592,892 km (0.109 R)
• M26: 3,692,524 km (0.055 R)
• M27: 4,358,684 km (0.071 R)
• M28: 4,481,503 km (0.112 R)
• M29: 4,580,836 km (0.095 R)
• M30: 4,781,447 km (0.036 R)
• M31: 4,985,050 km (0.114 R)
• M32: 5,105,177 km (0.113 R)
• M33: 5,235,028 km (0.037 R)
• M34: 5,348,423 km (0.097 R)
• M35: 5,462,716 km (0.057 R)
• M36: 5,613,361 km (0.112 R)
• M37: 5,747,401 km (0.084 R)
• M38: 5,891,613 km (0.06 R)
• M39: 6,220,579 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.3

Radius: 11.7

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.24 AU - 3.58 AU

Year: 3205 Days

Day: 8.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 56,492,524 km

• M1: 147,055 km (0.067 R)
• M2: 228,735 km (0.052 R)
• M3: 368,759 km (0.111 R)
• M4: 450,888 km (0.114 R)
• M5: 563,086 km (0.098 R)
• M6: 785,688 km (0.116 R)
• M7: 953,686 km (0.096 R)
• M8: 1,037,760 km (0.113 R)
• M9: 1,173,894 km (0.058 R)
• M10: 1,563,148 km (0.025 R)
• M11: 1,641,388 km (0.097 R)
• M12: 1,848,880 km (0.077 R)
• M13: 1,992,195 km (0.088 R)
• M14: 2,226,764 km (0.082 R)
• M15: 2,522,818 km (0.101 R)
• M16: 2,736,444 km (0.094 R)
• M17: 2,900,703 km (0.092 R)
• M18: 2,984,029 km (0.067 R)
• M19: 3,138,863 km (0.115 R)
• M20: 3,427,586 km (0.036 R)
• M21: 3,634,779 km (0.079 R)
• M22: 3,953,573 km (0.064 R)
• M23: 4,488,834 km (0.096 R)
• M24: 4,699,617 km (0.086 R)
• M25: 4,880,481 km (0.114 R)
• M26: 4,963,508 km (0.081 R)
• M27: 5,131,057 km (0.115 R)
• M28: 5,232,485 km (0.05 R)
• M29: 5,351,565 km (0.12 R)
• M30: 5,679,633 km (0.066 R)
• M31: 5,907,919 km (0.101 R)
• M32: 6,014,283 km (0.119 R)
• M33: 6,193,053 km (0.087 R)
• M34: 6,337,265 km (0.07 R)
• M35: 6,537,427 km (0.112 R)
• M36: 6,906,934 km (0.093 R)
• M37: 7,019,132 km (0.103 R)
• M38: 7,188,477 km (0.086 R)
• M39: 7,473,910 km (0.108 R)
• M40: 7,977,306 km (0.112 R)
• M41: 8,471,877 km (0.097 R)
• M42: 8,976,471 km (0.081 R)
• M43: 9,387,117 km (0.042 R)
• M44: 9,532,376 km (0.117 R)
• M45: 9,678,384 km (0.046 R)
• M46: 9,804,046 km (0.082 R)
• M47: 9,909,213 km (0.1 R)
• M48: 10,526,604 km (0.061 R)
• M49: 10,829,240 km (0.083 R)
• M50: 10,916,157 km (0.116 R)
• M51: 11,531,602 km (0.081 R)
• M52: 11,754,054 km (0.049 R)
• M53: 11,888,244 km (0.103 R)
• M54: 12,000,592 km (0.081 R)
• M55: 12,203,446 km (0.106 R)
• M56: 12,658,373 km (0.118 R)
• M57: 12,888,006 km (0.088 R)
• M58: 13,258,261 km (0.104 R)
• M59: 13,351,311 km (0.1 R)
• M60: 13,491,484 km (0.088 R)
• M61: 14,533,583 km (0.095 R)
• M62: 14,798,072 km (0.086 R)
• M63: 15,773,749 km (0.082 R)
• M64: 16,468,930 km (0.111 R)
• M65: 16,619,276 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683

Radius: 5.3

Gravity: 24.31 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7 AU - 7.66 AU

Year: 12814 Days

Day: 18.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 56,492,524 km

• M1: 92,152 km (0.119 R)
• M2: 359,184 km (0.041 R)
• M3: 451,337 km (0.096 R)
• M4: 677,978 km (0.055 R)
• M5: 874,549 km (0.027 R)
• M6: 1,000,959 km (0.083 R)
• M7: 1,044,492 km (0.113 R)
• M8: 1,464,264 km (0.111 R)
• M9: 2,237,835 km (0.101 R)
• M10: 2,411,518 km (0.096 R)
• M11: 2,619,758 km (0.062 R)
• M12: 3,542,627 km (0.119 R)
• M13: 3,643,456 km (0.114 R)
• M14: 3,745,183 km (0.065 R)
• M15: 3,813,549 km (0.091 R)
• M16: 3,882,214 km (0.087 R)
• M17: 4,665,509 km (0.056 R)
• M18: 4,739,111 km (0.066 R)
• M19: 5,075,108 km (0.093 R)
• M20: 5,226,800 km (0.09 R)
• M21: 5,691,152 km (0.071 R)
• M22: 6,168,668 km (0.082 R)
• M23: 6,330,683 km (0.085 R)
• M24: 6,494,044 km (0.103 R)
• M25: 6,783,366 km (0.083 R)
• M26: 7,077,026 km (0.101 R)
• M27: 8,114,637 km (0.101 R)
• M28: 8,158,918 km (0.046 R)
• M29: 8,560,888 km (0.119 R)
• M30: 8,651,095 km (0.066 R)
• M31: 9,015,067 km (0.103 R)
• M32: 9,245,148 km (0.108 R)
• M33: 9,617,348 km (0.092 R)
• M34: 9,994,335 km (0.073 R)
• M35: 10,376,108 km (0.072 R)
• M36: 12,304,874 km (0.075 R)
• M37: 12,971,931 km (0.073 R)
• M38: 13,023,691 km (0.113 R)
• M39: 13,914,696 km (0.078 R)
• M40: 14,933,757 km (0.03 R)
• M41: 15,865,602 km (0.095 R)
• M42: 17,498,313 km (0.076 R)
• M43: 17,727,796 km (0.113 R)
• M44: 18,131,561 km (0.118 R)
• M45: 20,496,404 km (0.089 R)
• M46: 20,677,717 km (0.06 R)
• M47: 21,041,838 km (0.041 R)
• M48: 21,530,574 km (0.06 R)
• M49: 21,591,909 km (0.12 R)
• M50: 22,457,034 km (0.063 R)
• M51: 23,081,755 km (0.116 R)
• M52: 24,284,671 km (0.107 R)
• M53: 24,733,016 km (0.091 R)
• M54: 24,861,521 km (0.105 R)
• M55: 24,990,324 km (0.036 R)
• M56: 26,619,146 km (0.051 R)
• M57: 27,679,346 km (0.047 R)
• M58: 28,281,926 km (0.111 R)
• M59: 29,091,849 km (0.085 R)
• M60: 29,431,586 km (0.086 R)
• M61: 30,665,619 km (0.117 R)
• M62: 30,942,076 km (0.099 R)
• M63: 31,288,843 km (0.049 R)
• M64: 31,497,532 km (0.109 R)
• M65: 32,126,442 km (0.118 R)
• M66: 32,196,603 km (0.084 R)
• M67: 34,611,113 km (0.12 R)
• M68: 35,043,152 km (0.077 R)
• M69: 35,767,355 km (0.085 R)
• M70: 36,936,163 km (0.117 R)
• M71: 37,746,984 km (0.11 R)
• M72: 38,340,438 km (0.112 R)
• M73: 38,787,586 km (0.12 R)
• M74: 39,988,109 km (0.095 R)
• M75: 40,290,147 km (0.104 R)
• M76: 41,277,044 km (0.084 R)
• M77: 42,041,639 km (0.067 R)
• M78: 42,810,871 km (0.106 R)
• M79: 43,119,941 km (0.097 R)
• M80: 43,817,815 km (0.119 R)
• M81: 45,460,998 km (0.049 R)
• M82: 46,805,733 km (0.059 R)
• M83: 48,243,817 km (0.025 R)
• M84: 48,968,320 km (0.117 R)
• M85: 49,372,384 km (0.107 R)
• M86: 50,183,653 km (0.118 R)
• M87: 54,139,320 km (0.108 R)
• M88: 54,306,271 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 15,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit